Home / 28,332,290,717.40-42,498,436,076.10-8,703,962,218.20

Finding the Fourth Proportional to 28,332,290,717.40, 42,498,436,076.10 and 8,703,962,218.20

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Solution

The fourth proportional to 28,332,290,717.40, 42,498,436,076.10 and 8,703,962,218.20 is: 13,055,943,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,332,290,717.40 : 42,498,436,076.10 = 8,703,962,218.20 : x
  2. Step 2: Convert to fraction form
    28,332,290,717.40/42,498,436,076.10 = 8,703,962,218.20/x
  3. Step 3: Cross multiply
    28,332,290,717.40x = 42,498,436,076.10 × 8,703,962,218.20
  4. Step 4: Simplify right side
    28,332,290,717.40x = 369,904,781,938,962,268,160
  5. Step 5: Solve for x
    x = 369,904,781,938,962,268,160/28,332,290,717.40
  6. Step 6: Final answer
    x = 13,055,943,327.30

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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.