Home / 131,328,001.70-196,992,002.55-88,329,832.10

Finding the Fourth Proportional to 131,328,001.70, 196,992,002.55 and 88,329,832.10

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Solution

The fourth proportional to 131,328,001.70, 196,992,002.55 and 88,329,832.10 is: 132,494,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,001.70 : 196,992,002.55 = 88,329,832.10 : x
  2. Step 2: Convert to fraction form
    131,328,001.70/196,992,002.55 = 88,329,832.10/x
  3. Step 3: Cross multiply
    131,328,001.70x = 196,992,002.55 × 88,329,832.10
  4. Step 4: Simplify right side
    131,328,001.70x = 17,400,270,510,284,272
  5. Step 5: Solve for x
    x = 17,400,270,510,284,272/131,328,001.70
  6. Step 6: Final answer
    x = 132,494,748.15

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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.