Home / 302,766,962.88-454,164,879.12-147,135,351.76

Finding the Fourth Proportional to 302,766,962.88, 454,164,879.12 and 147,135,351.76

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Solution

The fourth proportional to 302,766,962.88, 454,164,879.12 and 147,135,351.76 is: 220,710,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,766,962.88 : 454,164,879.12 = 147,135,351.76 : x
  2. Step 2: Convert to fraction form
    302,766,962.88/454,164,879.12 = 147,135,351.76/x
  3. Step 3: Cross multiply
    302,766,962.88x = 454,164,879.12 × 147,135,351.76
  4. Step 4: Simplify right side
    302,766,962.88x = 66,823,709,246,359,072
  5. Step 5: Solve for x
    x = 66,823,709,246,359,072/302,766,962.88
  6. Step 6: Final answer
    x = 220,710,042.51

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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.