Home / 177,644,557.90-266,914,734.45-112,979,341.90

Finding the Fourth Proportional to 177,644,557.90, 266,914,734.45 and 112,979,341.90

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Solution

The fourth proportional to 177,644,557.90, 266,914,734.45 and 112,979,341.90 is: 169,753,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,644,557.90 : 266,914,734.45 = 112,979,341.90 : x
  2. Step 2: Convert to fraction form
    177,644,557.90/266,914,734.45 = 112,979,341.90/x
  3. Step 3: Cross multiply
    177,644,557.90x = 266,914,734.45 × 112,979,341.90
  4. Step 4: Simplify right side
    177,644,557.90x = 30,155,851,041,574,260
  5. Step 5: Solve for x
    x = 30,155,851,041,574,260/177,644,557.90
  6. Step 6: Final answer
    x = 169,753,869.18

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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.