Home / 88,387,489.23-121,953,222.72-58,208,871.17

Finding the Fourth Proportional to 88,387,489.23, 121,953,222.72 and 58,208,871.17

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Solution

The fourth proportional to 88,387,489.23, 121,953,222.72 and 58,208,871.17 is: 80,314,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,387,489.23 : 121,953,222.72 = 58,208,871.17 : x
  2. Step 2: Convert to fraction form
    88,387,489.23/121,953,222.72 = 58,208,871.17/x
  3. Step 3: Cross multiply
    88,387,489.23x = 121,953,222.72 × 58,208,871.17
  4. Step 4: Simplify right side
    88,387,489.23x = 7,098,759,429,465,031
  5. Step 5: Solve for x
    x = 7,098,759,429,465,031/88,387,489.23
  6. Step 6: Final answer
    x = 80,314,074.89

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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.