Home / 129,195,446.56-193,715,113.32-51,484,305.76

Finding the Fourth Proportional to 129,195,446.56, 193,715,113.32 and 51,484,305.76

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Solution

The fourth proportional to 129,195,446.56, 193,715,113.32 and 51,484,305.76 is: 77,195,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,195,446.56 : 193,715,113.32 = 51,484,305.76 : x
  2. Step 2: Convert to fraction form
    129,195,446.56/193,715,113.32 = 51,484,305.76/x
  3. Step 3: Cross multiply
    129,195,446.56x = 193,715,113.32 × 51,484,305.76
  4. Step 4: Simplify right side
    129,195,446.56x = 9,973,288,124,499,928
  5. Step 5: Solve for x
    x = 9,973,288,124,499,928/129,195,446.56
  6. Step 6: Final answer
    x = 77,195,353.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.