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Finding the Fourth Proportional to 38,711,987,807.20, 58,067,981,710.80 and 38,711,987,807.20

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Solution

The fourth proportional to 38,711,987,807.20, 58,067,981,710.80 and 38,711,987,807.20 is: 58,067,981,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711,987,807.20 : 58,067,981,710.80 = 38,711,987,807.20 : x
  2. Step 2: Convert to fraction form
    38,711,987,807.20/58,067,981,710.80 = 38,711,987,807.20/x
  3. Step 3: Cross multiply
    38,711,987,807.20x = 58,067,981,710.80 × 38,711,987,807.20
  4. Step 4: Simplify right side
    38,711,987,807.20x = 2,247,926,999,977,202,024,448
  5. Step 5: Solve for x
    x = 2,247,926,999,977,202,024,448/38,711,987,807.20
  6. Step 6: Final answer
    x = 58,067,981,710.80

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1.5x scale

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.