Home / 102,016,176.77-140,783,723.06-55,606,330.91

Finding the Fourth Proportional to 102,016,176.77, 140,783,723.06 and 55,606,330.91

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Solution

The fourth proportional to 102,016,176.77, 140,783,723.06 and 55,606,330.91 is: 76,737,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,016,176.77 : 140,783,723.06 = 55,606,330.91 : x
  2. Step 2: Convert to fraction form
    102,016,176.77/140,783,723.06 = 55,606,330.91/x
  3. Step 3: Cross multiply
    102,016,176.77x = 140,783,723.06 × 55,606,330.91
  4. Step 4: Simplify right side
    102,016,176.77x = 7,828,466,291,290,086
  5. Step 5: Solve for x
    x = 7,828,466,291,290,086/102,016,176.77
  6. Step 6: Final answer
    x = 76,737,499.28

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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.