Home / 15,544,663,517.60-23,316,995,276.40-12,755,235,996.80

Finding the Fourth Proportional to 15,544,663,517.60, 23,316,995,276.40 and 12,755,235,996.80

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Solution

The fourth proportional to 15,544,663,517.60, 23,316,995,276.40 and 12,755,235,996.80 is: 19,132,853,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544,663,517.60 : 23,316,995,276.40 = 12,755,235,996.80 : x
  2. Step 2: Convert to fraction form
    15,544,663,517.60/23,316,995,276.40 = 12,755,235,996.80/x
  3. Step 3: Cross multiply
    15,544,663,517.60x = 23,316,995,276.40 × 12,755,235,996.80
  4. Step 4: Simplify right side
    15,544,663,517.60x = 297,413,777,486,752,841,728
  5. Step 5: Solve for x
    x = 297,413,777,486,752,841,728/15,544,663,517.60
  6. Step 6: Final answer
    x = 19,132,853,995.20

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Double scale
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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.