Home / 146,996,960.80-220,495,441.20-103,158,983.20

Finding the Fourth Proportional to 146,996,960.80, 220,495,441.20 and 103,158,983.20

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Solution

The fourth proportional to 146,996,960.80, 220,495,441.20 and 103,158,983.20 is: 154,738,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,996,960.80 : 220,495,441.20 = 103,158,983.20 : x
  2. Step 2: Convert to fraction form
    146,996,960.80/220,495,441.20 = 103,158,983.20/x
  3. Step 3: Cross multiply
    146,996,960.80x = 220,495,441.20 × 103,158,983.20
  4. Step 4: Simplify right side
    146,996,960.80x = 22,746,085,514,427,388
  5. Step 5: Solve for x
    x = 22,746,085,514,427,388/146,996,960.80
  6. Step 6: Final answer
    x = 154,738,474.80

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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.