Home / 147,394,891.28-221,044,436.76-49,000,186.64

Finding the Fourth Proportional to 147,394,891.28, 221,044,436.76 and 49,000,186.64

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Solution

The fourth proportional to 147,394,891.28, 221,044,436.76 and 49,000,186.64 is: 73,484,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,394,891.28 : 221,044,436.76 = 49,000,186.64 : x
  2. Step 2: Convert to fraction form
    147,394,891.28/221,044,436.76 = 49,000,186.64/x
  3. Step 3: Cross multiply
    147,394,891.28x = 221,044,436.76 × 49,000,186.64
  4. Step 4: Simplify right side
    147,394,891.28x = 10,831,218,656,973,676
  5. Step 5: Solve for x
    x = 10,831,218,656,973,676/147,394,891.28
  6. Step 6: Final answer
    x = 73,484,355.96

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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.