Home / 84,113,445.60-126,170,168.40-36,244,389.60

Finding the Fourth Proportional to 84,113,445.60, 126,170,168.40 and 36,244,389.60

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Solution

The fourth proportional to 84,113,445.60, 126,170,168.40 and 36,244,389.60 is: 54,366,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,113,445.60 : 126,170,168.40 = 36,244,389.60 : x
  2. Step 2: Convert to fraction form
    84,113,445.60/126,170,168.40 = 36,244,389.60/x
  3. Step 3: Cross multiply
    84,113,445.60x = 126,170,168.40 × 36,244,389.60
  4. Step 4: Simplify right side
    84,113,445.60x = 4,572,960,739,387,209
  5. Step 5: Solve for x
    x = 4,572,960,739,387,209/84,113,445.60
  6. Step 6: Final answer
    x = 54,366,584.40

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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.