Home / 147,744,001.60-221,616,002.40-99,371,060.80

Finding the Fourth Proportional to 147,744,001.60, 221,616,002.40 and 99,371,060.80

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Solution

The fourth proportional to 147,744,001.60, 221,616,002.40 and 99,371,060.80 is: 149,056,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,001.60 : 221,616,002.40 = 99,371,060.80 : x
  2. Step 2: Convert to fraction form
    147,744,001.60/221,616,002.40 = 99,371,060.80/x
  3. Step 3: Cross multiply
    147,744,001.60x = 221,616,002.40 × 99,371,060.80
  4. Step 4: Simplify right side
    147,744,001.60x = 22,022,217,248,743,344
  5. Step 5: Solve for x
    x = 22,022,217,248,743,344/147,744,001.60
  6. Step 6: Final answer
    x = 149,056,591.20

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1.5x scale

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.