Home / 98,132,082,186.70-135,422,273,678.34-53,021,808,998.76

Finding the Fourth Proportional to 98,132,082,186.70, 135,422,273,678.34 and 53,021,808,998.76

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Solution

The fourth proportional to 98,132,082,186.70, 135,422,273,678.34 and 53,021,808,998.76 is: 73,170,096,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,132,082,186.70 : 135,422,273,678.34 = 53,021,808,998.76 : x
  2. Step 2: Convert to fraction form
    98,132,082,186.70/135,422,273,678.34 = 53,021,808,998.76/x
  3. Step 3: Cross multiply
    98,132,082,186.70x = 135,422,273,678.34 × 53,021,808,998.76
  4. Step 4: Simplify right side
    98,132,082,186.70x = 7,180,333,929,150,747,246,592
  5. Step 5: Solve for x
    x = 7,180,333,929,150,747,246,592/98,132,082,186.70
  6. Step 6: Final answer
    x = 73,170,096,559.14

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Half scale
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Double scale
Find fourth proportional to 98,132,082,187.70, 135,422,273,679.72 and 53,021,808,999.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.