Home / 83,034,136.80-124,551,205.20-21,623,176.80

Finding the Fourth Proportional to 83,034,136.80, 124,551,205.20 and 21,623,176.80

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Solution

The fourth proportional to 83,034,136.80, 124,551,205.20 and 21,623,176.80 is: 32,434,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,034,136.80 : 124,551,205.20 = 21,623,176.80 : x
  2. Step 2: Convert to fraction form
    83,034,136.80/124,551,205.20 = 21,623,176.80/x
  3. Step 3: Cross multiply
    83,034,136.80x = 124,551,205.20 × 21,623,176.80
  4. Step 4: Simplify right side
    83,034,136.80x = 2,693,192,730,692,679.50
  5. Step 5: Solve for x
    x = 2,693,192,730,692,679.50/83,034,136.80
  6. Step 6: Final answer
    x = 32,434,765.20

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Double scale
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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.