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Finding the Fourth Proportional to 302,766,959.62, 454,164,874.24 and 147,135,348.52

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Solution

The fourth proportional to 302,766,959.62, 454,164,874.24 and 147,135,348.52 is: 220,710,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,766,959.62 : 454,164,874.24 = 147,135,348.52 : x
  2. Step 2: Convert to fraction form
    302,766,959.62/454,164,874.24 = 147,135,348.52/x
  3. Step 3: Cross multiply
    302,766,959.62x = 454,164,874.24 × 147,135,348.52
  4. Step 4: Simplify right side
    302,766,959.62x = 66,823,707,056,844,376
  5. Step 5: Solve for x
    x = 66,823,707,056,844,376/302,766,959.62
  6. Step 6: Final answer
    x = 220,710,037.65

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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.