Home / 131,328,001.20-196,992,001.80-59,664,385.20

Finding the Fourth Proportional to 131,328,001.20, 196,992,001.80 and 59,664,385.20

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Solution

The fourth proportional to 131,328,001.20, 196,992,001.80 and 59,664,385.20 is: 89,496,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,001.20 : 196,992,001.80 = 59,664,385.20 : x
  2. Step 2: Convert to fraction form
    131,328,001.20/196,992,001.80 = 59,664,385.20/x
  3. Step 3: Cross multiply
    131,328,001.20x = 196,992,001.80 × 59,664,385.20
  4. Step 4: Simplify right side
    131,328,001.20x = 11,753,406,676,714,294
  5. Step 5: Solve for x
    x = 11,753,406,676,714,294/131,328,001.20
  6. Step 6: Final answer
    x = 89,496,577.80

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Similar ratio
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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.