Home / 205,758,107.92-284,181,849.58-135,507,753.18

Finding the Fourth Proportional to 205,758,107.92, 284,181,849.58 and 135,507,753.18

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Solution

The fourth proportional to 205,758,107.92, 284,181,849.58 and 135,507,753.18 is: 187,155,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,758,107.92 : 284,181,849.58 = 135,507,753.18 : x
  2. Step 2: Convert to fraction form
    205,758,107.92/284,181,849.58 = 135,507,753.18/x
  3. Step 3: Cross multiply
    205,758,107.92x = 284,181,849.58 × 135,507,753.18
  4. Step 4: Simplify right side
    205,758,107.92x = 38,508,843,931,122,528
  5. Step 5: Solve for x
    x = 38,508,843,931,122,528/205,758,107.92
  6. Step 6: Final answer
    x = 187,155,900.30

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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.