Home / 73,923,535.92-102,010,354.38-40,426,404.78

Finding the Fourth Proportional to 73,923,535.92, 102,010,354.38 and 40,426,404.78

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Solution

The fourth proportional to 73,923,535.92, 102,010,354.38 and 40,426,404.78 is: 55,786,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,923,535.92 : 102,010,354.38 = 40,426,404.78 : x
  2. Step 2: Convert to fraction form
    73,923,535.92/102,010,354.38 = 40,426,404.78/x
  3. Step 3: Cross multiply
    73,923,535.92x = 102,010,354.38 × 40,426,404.78
  4. Step 4: Simplify right side
    73,923,535.92x = 4,123,911,877,917,126
  5. Step 5: Solve for x
    x = 4,123,911,877,917,126/73,923,535.92
  6. Step 6: Final answer
    x = 55,786,182.66

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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.