Home / 147,705,877-221,360,770.98-114,955,991.92

Finding the Fourth Proportional to 147,705,877, 221,360,770.98 and 114,955,991.92

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Solution

The fourth proportional to 147,705,877, 221,360,770.98 and 114,955,991.92 is: 172,279,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,877 : 221,360,770.98 = 114,955,991.92 : x
  2. Step 2: Convert to fraction form
    147,705,877/221,360,770.98 = 114,955,991.92/x
  3. Step 3: Cross multiply
    147,705,877x = 221,360,770.98 × 114,955,991.92
  4. Step 4: Simplify right side
    147,705,877x = 25,446,747,000,181,848
  5. Step 5: Solve for x
    x = 25,446,747,000,181,848/147,705,877
  6. Step 6: Final answer
    x = 172,279,854.51

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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.