Home / 73,215,535.88-101,037,162.32-40,176,337.92

Finding the Fourth Proportional to 73,215,535.88, 101,037,162.32 and 40,176,337.92

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Solution

The fourth proportional to 73,215,535.88, 101,037,162.32 and 40,176,337.92 is: 55,443,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215,535.88 : 101,037,162.32 = 40,176,337.92 : x
  2. Step 2: Convert to fraction form
    73,215,535.88/101,037,162.32 = 40,176,337.92/x
  3. Step 3: Cross multiply
    73,215,535.88x = 101,037,162.32 × 40,176,337.92
  4. Step 4: Simplify right side
    73,215,535.88x = 4,059,303,175,341,025
  5. Step 5: Solve for x
    x = 4,059,303,175,341,025/73,215,535.88
  6. Step 6: Final answer
    x = 55,443,194.21

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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.