Home / 754,069,501.02-1,131,092,899.79-339,253,389.47

Finding the Fourth Proportional to 754,069,501.02, 1,131,092,899.79 and 339,253,389.47

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Solution

The fourth proportional to 754,069,501.02, 1,131,092,899.79 and 339,253,389.47 is: 508,874,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,069,501.02 : 1,131,092,899.79 = 339,253,389.47 : x
  2. Step 2: Convert to fraction form
    754,069,501.02/1,131,092,899.79 = 339,253,389.47/x
  3. Step 3: Cross multiply
    754,069,501.02x = 1,131,092,899.79 × 339,253,389.47
  4. Step 4: Simplify right side
    754,069,501.02x = 383,727,100,051,856,832
  5. Step 5: Solve for x
    x = 383,727,100,051,856,832/754,069,501.02
  6. Step 6: Final answer
    x = 508,874,977.08

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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.