Home / 147,822,351.27-203,996,165.88-81,747,294.83

Finding the Fourth Proportional to 147,822,351.27, 203,996,165.88 and 81,747,294.83

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Solution

The fourth proportional to 147,822,351.27, 203,996,165.88 and 81,747,294.83 is: 112,811,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,822,351.27 : 203,996,165.88 = 81,747,294.83 : x
  2. Step 2: Convert to fraction form
    147,822,351.27/203,996,165.88 = 81,747,294.83/x
  3. Step 3: Cross multiply
    147,822,351.27x = 203,996,165.88 × 81,747,294.83
  4. Step 4: Simplify right side
    147,822,351.27x = 16,676,134,715,361,966
  5. Step 5: Solve for x
    x = 16,676,134,715,361,966/147,822,351.27
  6. Step 6: Final answer
    x = 112,811,997.46

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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.