Home / 500,838,270.27-751,257,428.77-343,115,757.13

Finding the Fourth Proportional to 500,838,270.27, 751,257,428.77 and 343,115,757.13

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Solution

The fourth proportional to 500,838,270.27, 751,257,428.77 and 343,115,757.13 is: 514,673,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,838,270.27 : 751,257,428.77 = 343,115,757.13 : x
  2. Step 2: Convert to fraction form
    500,838,270.27/751,257,428.77 = 343,115,757.13/x
  3. Step 3: Cross multiply
    500,838,270.27x = 751,257,428.77 × 343,115,757.13
  4. Step 4: Simplify right side
    500,838,270.27x = 257,768,261,472,036,896
  5. Step 5: Solve for x
    x = 257,768,261,472,036,896/500,838,270.27
  6. Step 6: Final answer
    x = 514,673,651.71

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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.