Home / 65,302,632,428.74-97,959,508,065.85-19,933,531,094.65

Finding the Fourth Proportional to 65,302,632,428.74, 97,959,508,065.85 and 19,933,531,094.65

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Solution

The fourth proportional to 65,302,632,428.74, 97,959,508,065.85 and 19,933,531,094.65 is: 29,901,993,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,302,632,428.74 : 97,959,508,065.85 = 19,933,531,094.65 : x
  2. Step 2: Convert to fraction form
    65,302,632,428.74/97,959,508,065.85 = 19,933,531,094.65/x
  3. Step 3: Cross multiply
    65,302,632,428.74x = 97,959,508,065.85 × 19,933,531,094.65
  4. Step 4: Simplify right side
    65,302,632,428.74x = 1,952,678,900,047,532,523,520
  5. Step 5: Solve for x
    x = 1,952,678,900,047,532,523,520/65,302,632,428.74
  6. Step 6: Final answer
    x = 29,901,993,647.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.