Home / 146,996,943.80-220,495,415.70-103,158,966.20

Finding the Fourth Proportional to 146,996,943.80, 220,495,415.70 and 103,158,966.20

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Solution

The fourth proportional to 146,996,943.80, 220,495,415.70 and 103,158,966.20 is: 154,738,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,996,943.80 : 220,495,415.70 = 103,158,966.20 : x
  2. Step 2: Convert to fraction form
    146,996,943.80/220,495,415.70 = 103,158,966.20/x
  3. Step 3: Cross multiply
    146,996,943.80x = 220,495,415.70 × 103,158,966.20
  4. Step 4: Simplify right side
    146,996,943.80x = 22,746,079,135,451,248
  5. Step 5: Solve for x
    x = 22,746,079,135,451,248/146,996,943.80
  6. Step 6: Final answer
    x = 154,738,449.30

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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.