Home / 325,212,726.34-487,761,425.50-147,908,337.44

Finding the Fourth Proportional to 325,212,726.34, 487,761,425.50 and 147,908,337.44

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Solution

The fourth proportional to 325,212,726.34, 487,761,425.50 and 147,908,337.44 is: 221,836,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,212,726.34 : 487,761,425.50 = 147,908,337.44 : x
  2. Step 2: Convert to fraction form
    325,212,726.34/487,761,425.50 = 147,908,337.44/x
  3. Step 3: Cross multiply
    325,212,726.34x = 487,761,425.50 × 147,908,337.44
  4. Step 4: Simplify right side
    325,212,726.34x = 72,143,981,513,697,664
  5. Step 5: Solve for x
    x = 72,143,981,513,697,664/325,212,726.34
  6. Step 6: Final answer
    x = 221,836,280.29

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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.