Home / 147,822,355.28-203,996,171.42-81,747,298.84

Finding the Fourth Proportional to 147,822,355.28, 203,996,171.42 and 81,747,298.84

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Solution

The fourth proportional to 147,822,355.28, 203,996,171.42 and 81,747,298.84 is: 112,812,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,822,355.28 : 203,996,171.42 = 81,747,298.84 : x
  2. Step 2: Convert to fraction form
    147,822,355.28/203,996,171.42 = 81,747,298.84/x
  3. Step 3: Cross multiply
    147,822,355.28x = 203,996,171.42 × 81,747,298.84
  4. Step 4: Simplify right side
    147,822,355.28x = 16,676,135,987,286,606
  5. Step 5: Solve for x
    x = 16,676,135,987,286,606/147,822,355.28
  6. Step 6: Final answer
    x = 112,812,003.00

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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.