Home / 130,367,000.10-195,550,500.15-39,490,589.10

Finding the Fourth Proportional to 130,367,000.10, 195,550,500.15 and 39,490,589.10

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Solution

The fourth proportional to 130,367,000.10, 195,550,500.15 and 39,490,589.10 is: 59,235,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,367,000.10 : 195,550,500.15 = 39,490,589.10 : x
  2. Step 2: Convert to fraction form
    130,367,000.10/195,550,500.15 = 39,490,589.10/x
  3. Step 3: Cross multiply
    130,367,000.10x = 195,550,500.15 × 39,490,589.10
  4. Step 4: Simplify right side
    130,367,000.10x = 7,722,404,449,723,139
  5. Step 5: Solve for x
    x = 7,722,404,449,723,139/130,367,000.10
  6. Step 6: Final answer
    x = 59,235,883.65

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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.