Home / 10,473,948,909.20-15,718,576,114.20-7,374,584,997.20

Finding the Fourth Proportional to 10,473,948,909.20, 15,718,576,114.20 and 7,374,584,997.20

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Solution

The fourth proportional to 10,473,948,909.20, 15,718,576,114.20 and 7,374,584,997.20 is: 11,067,265,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473,948,909.20 : 15,718,576,114.20 = 7,374,584,997.20 : x
  2. Step 2: Convert to fraction form
    10,473,948,909.20/15,718,576,114.20 = 7,374,584,997.20/x
  3. Step 3: Cross multiply
    10,473,948,909.20x = 15,718,576,114.20 × 7,374,584,997.20
  4. Step 4: Simplify right side
    10,473,948,909.20x = 115,917,975,589,125,603,328
  5. Step 5: Solve for x
    x = 115,917,975,589,125,603,328/10,473,948,909.20
  6. Step 6: Final answer
    x = 11,067,265,707.90

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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.