Home / 147,690,304.40-221,535,456.60-99,317,363.60

Finding the Fourth Proportional to 147,690,304.40, 221,535,456.60 and 99,317,363.60

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Solution

The fourth proportional to 147,690,304.40, 221,535,456.60 and 99,317,363.60 is: 148,976,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,690,304.40 : 221,535,456.60 = 99,317,363.60 : x
  2. Step 2: Convert to fraction form
    147,690,304.40/221,535,456.60 = 99,317,363.60/x
  3. Step 3: Cross multiply
    147,690,304.40x = 221,535,456.60 × 99,317,363.60
  4. Step 4: Simplify right side
    147,690,304.40x = 22,002,317,493,434,216
  5. Step 5: Solve for x
    x = 22,002,317,493,434,216/147,690,304.40
  6. Step 6: Final answer
    x = 148,976,045.40

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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.