Home / 65,610,423.60-98,415,635.40-27,299,432.40

Finding the Fourth Proportional to 65,610,423.60, 98,415,635.40 and 27,299,432.40

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Solution

The fourth proportional to 65,610,423.60, 98,415,635.40 and 27,299,432.40 is: 40,949,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,423.60 : 98,415,635.40 = 27,299,432.40 : x
  2. Step 2: Convert to fraction form
    65,610,423.60/98,415,635.40 = 27,299,432.40/x
  3. Step 3: Cross multiply
    65,610,423.60x = 98,415,635.40 × 27,299,432.40
  4. Step 4: Simplify right side
    65,610,423.60x = 2,686,690,985,705,347
  5. Step 5: Solve for x
    x = 2,686,690,985,705,347/65,610,423.60
  6. Step 6: Final answer
    x = 40,949,148.60

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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.