Home / 196,660,543.20-271,391,506.20-108,554,517.96

Finding the Fourth Proportional to 196,660,543.20, 271,391,506.20 and 108,554,517.96

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Solution

The fourth proportional to 196,660,543.20, 271,391,506.20 and 108,554,517.96 is: 149,805,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,660,543.20 : 271,391,506.20 = 108,554,517.96 : x
  2. Step 2: Convert to fraction form
    196,660,543.20/271,391,506.20 = 108,554,517.96/x
  3. Step 3: Cross multiply
    196,660,543.20x = 271,391,506.20 × 108,554,517.96
  4. Step 4: Simplify right side
    196,660,543.20x = 29,460,774,133,979,348
  5. Step 5: Solve for x
    x = 29,460,774,133,979,348/196,660,543.20
  6. Step 6: Final answer
    x = 149,805,210.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.