Home / 15,121,887,459.10-22,682,831,188.65-4,080,385,807.90

Finding the Fourth Proportional to 15,121,887,459.10, 22,682,831,188.65 and 4,080,385,807.90

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Solution

The fourth proportional to 15,121,887,459.10, 22,682,831,188.65 and 4,080,385,807.90 is: 6,120,578,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121,887,459.10 : 22,682,831,188.65 = 4,080,385,807.90 : x
  2. Step 2: Convert to fraction form
    15,121,887,459.10/22,682,831,188.65 = 4,080,385,807.90/x
  3. Step 3: Cross multiply
    15,121,887,459.10x = 22,682,831,188.65 × 4,080,385,807.90
  4. Step 4: Simplify right side
    15,121,887,459.10x = 92,554,702,465,158,955,008
  5. Step 5: Solve for x
    x = 92,554,702,465,158,955,008/15,121,887,459.10
  6. Step 6: Final answer
    x = 6,120,578,711.85

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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.