Home / 131,467,178.60-181,392,110.88-85,001,521.04

Finding the Fourth Proportional to 131,467,178.60, 181,392,110.88 and 85,001,521.04

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Solution

The fourth proportional to 131,467,178.60, 181,392,110.88 and 85,001,521.04 is: 117,281,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,467,178.60 : 181,392,110.88 = 85,001,521.04 : x
  2. Step 2: Convert to fraction form
    131,467,178.60/181,392,110.88 = 85,001,521.04/x
  3. Step 3: Cross multiply
    131,467,178.60x = 181,392,110.88 × 85,001,521.04
  4. Step 4: Simplify right side
    131,467,178.60x = 15,418,605,329,456,334
  5. Step 5: Solve for x
    x = 15,418,605,329,456,334/131,467,178.60
  6. Step 6: Final answer
    x = 117,281,024.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.