Home / 177,498,449.60-266,121,703.20-68,281,419.20

Finding the Fourth Proportional to 177,498,449.60, 266,121,703.20 and 68,281,419.20

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Solution

The fourth proportional to 177,498,449.60, 266,121,703.20 and 68,281,419.20 is: 102,373,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,498,449.60 : 266,121,703.20 = 68,281,419.20 : x
  2. Step 2: Convert to fraction form
    177,498,449.60/266,121,703.20 = 68,281,419.20/x
  3. Step 3: Cross multiply
    177,498,449.60x = 266,121,703.20 × 68,281,419.20
  4. Step 4: Simplify right side
    177,498,449.60x = 18,171,167,574,417,180
  5. Step 5: Solve for x
    x = 18,171,167,574,417,180/177,498,449.60
  6. Step 6: Final answer
    x = 102,373,669.27

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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.