Home / 113,318,892.30-169,726,396.05-87,676,754.70

Finding the Fourth Proportional to 113,318,892.30, 169,726,396.05 and 87,676,754.70

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Solution

The fourth proportional to 113,318,892.30, 169,726,396.05 and 87,676,754.70 is: 131,320,199.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,318,892.30 : 169,726,396.05 = 87,676,754.70 : x
  2. Step 2: Convert to fraction form
    113,318,892.30/169,726,396.05 = 87,676,754.70/x
  3. Step 3: Cross multiply
    113,318,892.30x = 169,726,396.05 × 87,676,754.70
  4. Step 4: Simplify right side
    113,318,892.30x = 14,881,059,592,590,900
  5. Step 5: Solve for x
    x = 14,881,059,592,590,900/113,318,892.30
  6. Step 6: Final answer
    x = 131,320,199.93

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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.