Home / 83,669,138.10-125,503,707.15-59,275,996.20

Finding the Fourth Proportional to 83,669,138.10, 125,503,707.15 and 59,275,996.20

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Solution

The fourth proportional to 83,669,138.10, 125,503,707.15 and 59,275,996.20 is: 88,913,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,669,138.10 : 125,503,707.15 = 59,275,996.20 : x
  2. Step 2: Convert to fraction form
    83,669,138.10/125,503,707.15 = 59,275,996.20/x
  3. Step 3: Cross multiply
    83,669,138.10x = 125,503,707.15 × 59,275,996.20
  4. Step 4: Simplify right side
    83,669,138.10x = 7,439,357,268,109,314
  5. Step 5: Solve for x
    x = 7,439,357,268,109,314/83,669,138.10
  6. Step 6: Final answer
    x = 88,913,994.30

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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.