Home / 101,991,332.28-140,744,463.66-55,580,639.16

Finding the Fourth Proportional to 101,991,332.28, 140,744,463.66 and 55,580,639.16

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Solution

The fourth proportional to 101,991,332.28, 140,744,463.66 and 55,580,639.16 is: 76,699,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,991,332.28 : 140,744,463.66 = 55,580,639.16 : x
  2. Step 2: Convert to fraction form
    101,991,332.28/140,744,463.66 = 55,580,639.16/x
  3. Step 3: Cross multiply
    101,991,332.28x = 140,744,463.66 × 55,580,639.16
  4. Step 4: Simplify right side
    101,991,332.28x = 7,822,667,248,454,192
  5. Step 5: Solve for x
    x = 7,822,667,248,454,192/101,991,332.28
  6. Step 6: Final answer
    x = 76,699,333.89

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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.