Home / 147,553,291.20-221,329,936.80-45,304,042.80

Finding the Fourth Proportional to 147,553,291.20, 221,329,936.80 and 45,304,042.80

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Solution

The fourth proportional to 147,553,291.20, 221,329,936.80 and 45,304,042.80 is: 67,956,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,553,291.20 : 221,329,936.80 = 45,304,042.80 : x
  2. Step 2: Convert to fraction form
    147,553,291.20/221,329,936.80 = 45,304,042.80/x
  3. Step 3: Cross multiply
    147,553,291.20x = 221,329,936.80 × 45,304,042.80
  4. Step 4: Simplify right side
    147,553,291.20x = 10,027,140,929,708,494
  5. Step 5: Solve for x
    x = 10,027,140,929,708,494/147,553,291.20
  6. Step 6: Final answer
    x = 67,956,064.20

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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.