Home / 157,520,046.10-236,280,069.15-135,978,970.90

Finding the Fourth Proportional to 157,520,046.10, 236,280,069.15 and 135,978,970.90

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Solution

The fourth proportional to 157,520,046.10, 236,280,069.15 and 135,978,970.90 is: 203,968,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,520,046.10 : 236,280,069.15 = 135,978,970.90 : x
  2. Step 2: Convert to fraction form
    157,520,046.10/236,280,069.15 = 135,978,970.90/x
  3. Step 3: Cross multiply
    157,520,046.10x = 236,280,069.15 × 135,978,970.90
  4. Step 4: Simplify right side
    157,520,046.10x = 32,129,120,647,197,840
  5. Step 5: Solve for x
    x = 32,129,120,647,197,840/157,520,046.10
  6. Step 6: Final answer
    x = 203,968,456.35

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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.