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Finding the Fourth Proportional to 63,786,772.80, 95,680,159.20 and 63,786,772.80

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Solution

The fourth proportional to 63,786,772.80, 95,680,159.20 and 63,786,772.80 is: 95,680,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,786,772.80 : 95,680,159.20 = 63,786,772.80 : x
  2. Step 2: Convert to fraction form
    63,786,772.80/95,680,159.20 = 63,786,772.80/x
  3. Step 3: Cross multiply
    63,786,772.80x = 95,680,159.20 × 63,786,772.80
  4. Step 4: Simplify right side
    63,786,772.80x = 6,103,128,576,358,230
  5. Step 5: Solve for x
    x = 6,103,128,576,358,230/63,786,772.80
  6. Step 6: Final answer
    x = 95,680,159.20

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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.