Home / 13,437,609,972.20-20,159,438,267.10-7,914,024,794.60

Finding the Fourth Proportional to 13,437,609,972.20, 20,159,438,267.10 and 7,914,024,794.60

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Solution

The fourth proportional to 13,437,609,972.20, 20,159,438,267.10 and 7,914,024,794.60 is: 11,872,817,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,609,972.20 : 20,159,438,267.10 = 7,914,024,794.60 : x
  2. Step 2: Convert to fraction form
    13,437,609,972.20/20,159,438,267.10 = 7,914,024,794.60/x
  3. Step 3: Cross multiply
    13,437,609,972.20x = 20,159,438,267.10 × 7,914,024,794.60
  4. Step 4: Simplify right side
    13,437,609,972.20x = 159,542,294,291,037,454,336
  5. Step 5: Solve for x
    x = 159,542,294,291,037,454,336/13,437,609,972.20
  6. Step 6: Final answer
    x = 11,872,817,757.11

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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.