Home / 15,520,962,003.40-23,281,443,005.10-4,479,838,265.80

Finding the Fourth Proportional to 15,520,962,003.40, 23,281,443,005.10 and 4,479,838,265.80

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Solution

The fourth proportional to 15,520,962,003.40, 23,281,443,005.10 and 4,479,838,265.80 is: 6,719,757,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520,962,003.40 : 23,281,443,005.10 = 4,479,838,265.80 : x
  2. Step 2: Convert to fraction form
    15,520,962,003.40/23,281,443,005.10 = 4,479,838,265.80/x
  3. Step 3: Cross multiply
    15,520,962,003.40x = 23,281,443,005.10 × 4,479,838,265.80
  4. Step 4: Simplify right side
    15,520,962,003.40x = 104,297,099,257,288,720,384
  5. Step 5: Solve for x
    x = 104,297,099,257,288,720,384/15,520,962,003.40
  6. Step 6: Final answer
    x = 6,719,757,398.70

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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.