Home / 84,090,711.40-126,136,067.10-29,564,864.80

Finding the Fourth Proportional to 84,090,711.40, 126,136,067.10 and 29,564,864.80

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Solution

The fourth proportional to 84,090,711.40, 126,136,067.10 and 29,564,864.80 is: 44,347,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090,711.40 : 126,136,067.10 = 29,564,864.80 : x
  2. Step 2: Convert to fraction form
    84,090,711.40/126,136,067.10 = 29,564,864.80/x
  3. Step 3: Cross multiply
    84,090,711.40x = 126,136,067.10 × 29,564,864.80
  4. Step 4: Simplify right side
    84,090,711.40x = 3,729,195,770,215,228
  5. Step 5: Solve for x
    x = 3,729,195,770,215,228/84,090,711.40
  6. Step 6: Final answer
    x = 44,347,297.20

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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.