Home / 78,838,949.92-118,240,591.92-24,956,868.64

Finding the Fourth Proportional to 78,838,949.92, 118,240,591.92 and 24,956,868.64

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Solution

The fourth proportional to 78,838,949.92, 118,240,591.92 and 24,956,868.64 is: 37,429,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,838,949.92 : 118,240,591.92 = 24,956,868.64 : x
  2. Step 2: Convert to fraction form
    78,838,949.92/118,240,591.92 = 24,956,868.64/x
  3. Step 3: Cross multiply
    78,838,949.92x = 118,240,591.92 × 24,956,868.64
  4. Step 4: Simplify right side
    78,838,949.92x = 2,950,914,920,463,285.50
  5. Step 5: Solve for x
    x = 2,950,914,920,463,285.50/78,838,949.92
  6. Step 6: Final answer
    x = 37,429,657.85

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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.