Home / 10,452,720,449.40-15,679,080,674.10-9,654,566,926.20

Finding the Fourth Proportional to 10,452,720,449.40, 15,679,080,674.10 and 9,654,566,926.20

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Solution

The fourth proportional to 10,452,720,449.40, 15,679,080,674.10 and 9,654,566,926.20 is: 14,481,850,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452,720,449.40 : 15,679,080,674.10 = 9,654,566,926.20 : x
  2. Step 2: Convert to fraction form
    10,452,720,449.40/15,679,080,674.10 = 9,654,566,926.20/x
  3. Step 3: Cross multiply
    10,452,720,449.40x = 15,679,080,674.10 × 9,654,566,926.20
  4. Step 4: Simplify right side
    10,452,720,449.40x = 151,374,733,709,387,464,704
  5. Step 5: Solve for x
    x = 151,374,733,709,387,464,704/10,452,720,449.40
  6. Step 6: Final answer
    x = 14,481,850,389.30

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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.