Home / 112,320,932.28-155,008,874.10-62,762,509.02

Finding the Fourth Proportional to 112,320,932.28, 155,008,874.10 and 62,762,509.02

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Solution

The fourth proportional to 112,320,932.28, 155,008,874.10 and 62,762,509.02 is: 86,615,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,320,932.28 : 155,008,874.10 = 62,762,509.02 : x
  2. Step 2: Convert to fraction form
    112,320,932.28/155,008,874.10 = 62,762,509.02/x
  3. Step 3: Cross multiply
    112,320,932.28x = 155,008,874.10 × 62,762,509.02
  4. Step 4: Simplify right side
    112,320,932.28x = 9,728,745,858,881,294
  5. Step 5: Solve for x
    x = 9,728,745,858,881,294/112,320,932.28
  6. Step 6: Final answer
    x = 86,615,608.16

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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.