Home / 260,816,171.60-391,224,257.40-195,767,793.20

Finding the Fourth Proportional to 260,816,171.60, 391,224,257.40 and 195,767,793.20

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Solution

The fourth proportional to 260,816,171.60, 391,224,257.40 and 195,767,793.20 is: 293,651,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,816,171.60 : 391,224,257.40 = 195,767,793.20 : x
  2. Step 2: Convert to fraction form
    260,816,171.60/391,224,257.40 = 195,767,793.20/x
  3. Step 3: Cross multiply
    260,816,171.60x = 391,224,257.40 × 195,767,793.20
  4. Step 4: Simplify right side
    260,816,171.60x = 76,589,109,517,506,768
  5. Step 5: Solve for x
    x = 76,589,109,517,506,768/260,816,171.60
  6. Step 6: Final answer
    x = 293,651,689.80

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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.