Home / 1,210,179,793.84-1,670,004,025.67-674,303,771.68

Finding the Fourth Proportional to 1,210,179,793.84, 1,670,004,025.67 and 674,303,771.68

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Solution

The fourth proportional to 1,210,179,793.84, 1,670,004,025.67 and 674,303,771.68 is: 930,514,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,179,793.84 : 1,670,004,025.67 = 674,303,771.68 : x
  2. Step 2: Convert to fraction form
    1,210,179,793.84/1,670,004,025.67 = 674,303,771.68/x
  3. Step 3: Cross multiply
    1,210,179,793.84x = 1,670,004,025.67 × 674,303,771.68
  4. Step 4: Simplify right side
    1,210,179,793.84x = 1,126,090,013,227,575,296
  5. Step 5: Solve for x
    x = 1,126,090,013,227,575,296/1,210,179,793.84
  6. Step 6: Final answer
    x = 930,514,638.37

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Double scale
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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.