Home / 51,125,784,510.80-76,688,676,766.20-38,728,328,862.80

Finding the Fourth Proportional to 51,125,784,510.80, 76,688,676,766.20 and 38,728,328,862.80

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Solution

The fourth proportional to 51,125,784,510.80, 76,688,676,766.20 and 38,728,328,862.80 is: 58,092,493,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125,784,510.80 : 76,688,676,766.20 = 38,728,328,862.80 : x
  2. Step 2: Convert to fraction form
    51,125,784,510.80/76,688,676,766.20 = 38,728,328,862.80/x
  3. Step 3: Cross multiply
    51,125,784,510.80x = 76,688,676,766.20 × 38,728,328,862.80
  4. Step 4: Simplify right side
    51,125,784,510.80x = 2,970,024,293,854,363,516,928
  5. Step 5: Solve for x
    x = 2,970,024,293,854,363,516,928/51,125,784,510.80
  6. Step 6: Final answer
    x = 58,092,493,294.20

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Double scale
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Similar ratio
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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.