Home / 60,691,506.60-91,037,259.90-55,164,520.20

Finding the Fourth Proportional to 60,691,506.60, 91,037,259.90 and 55,164,520.20

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Solution

The fourth proportional to 60,691,506.60, 91,037,259.90 and 55,164,520.20 is: 82,746,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691,506.60 : 91,037,259.90 = 55,164,520.20 : x
  2. Step 2: Convert to fraction form
    60,691,506.60/91,037,259.90 = 55,164,520.20/x
  3. Step 3: Cross multiply
    60,691,506.60x = 91,037,259.90 × 55,164,520.20
  4. Step 4: Simplify right side
    60,691,506.60x = 5,022,026,762,706,201
  5. Step 5: Solve for x
    x = 5,022,026,762,706,201/60,691,506.60
  6. Step 6: Final answer
    x = 82,746,780.30

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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.