Home / 102,016,177.77-140,783,724.44-55,606,331.91

Finding the Fourth Proportional to 102,016,177.77, 140,783,724.44 and 55,606,331.91

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Solution

The fourth proportional to 102,016,177.77, 140,783,724.44 and 55,606,331.91 is: 76,737,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,016,177.77 : 140,783,724.44 = 55,606,331.91 : x
  2. Step 2: Convert to fraction form
    102,016,177.77/140,783,724.44 = 55,606,331.91/x
  3. Step 3: Cross multiply
    102,016,177.77x = 140,783,724.44 × 55,606,331.91
  4. Step 4: Simplify right side
    102,016,177.77x = 7,828,466,508,736,618
  5. Step 5: Solve for x
    x = 7,828,466,508,736,618/102,016,177.77
  6. Step 6: Final answer
    x = 76,737,500.66

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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.