Home / 147,960,016.20-221,954,021.10-40,254,640.20

Finding the Fourth Proportional to 147,960,016.20, 221,954,021.10 and 40,254,640.20

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Solution

The fourth proportional to 147,960,016.20, 221,954,021.10 and 40,254,640.20 is: 60,385,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,960,016.20 : 221,954,021.10 = 40,254,640.20 : x
  2. Step 2: Convert to fraction form
    147,960,016.20/221,954,021.10 = 40,254,640.20/x
  3. Step 3: Cross multiply
    147,960,016.20x = 221,954,021.10 × 40,254,640.20
  4. Step 4: Simplify right side
    147,960,016.20x = 8,934,679,260,323,709
  5. Step 5: Solve for x
    x = 8,934,679,260,323,709/147,960,016.20
  6. Step 6: Final answer
    x = 60,385,768.33

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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.