Home / 476,501,911.92-714,753,428.00-148,979,141.73

Finding the Fourth Proportional to 476,501,911.92, 714,753,428.00 and 148,979,141.73

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Solution

The fourth proportional to 476,501,911.92, 714,753,428.00 and 148,979,141.73 is: 223,468,887.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,501,911.92 : 714,753,428.00 = 148,979,141.73 : x
  2. Step 2: Convert to fraction form
    476,501,911.92/714,753,428.00 = 148,979,141.73/x
  3. Step 3: Cross multiply
    476,501,911.92x = 714,753,428.00 × 148,979,141.73
  4. Step 4: Simplify right side
    476,501,911.92x = 106,483,352,251,270,448
  5. Step 5: Solve for x
    x = 106,483,352,251,270,448/476,501,911.92
  6. Step 6: Final answer
    x = 223,468,887.72

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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.