Home / 63,987,358.80-95,981,038.20-28,085,566.80

Finding the Fourth Proportional to 63,987,358.80, 95,981,038.20 and 28,085,566.80

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Solution

The fourth proportional to 63,987,358.80, 95,981,038.20 and 28,085,566.80 is: 42,128,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,987,358.80 : 95,981,038.20 = 28,085,566.80 : x
  2. Step 2: Convert to fraction form
    63,987,358.80/95,981,038.20 = 28,085,566.80/x
  3. Step 3: Cross multiply
    63,987,358.80x = 95,981,038.20 × 28,085,566.80
  4. Step 4: Simplify right side
    63,987,358.80x = 2,695,681,859,899,452
  5. Step 5: Solve for x
    x = 2,695,681,859,899,452/63,987,358.80
  6. Step 6: Final answer
    x = 42,128,350.20

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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.