Home / 160,121,841.56-240,096,452.28-86,385,157.28

Finding the Fourth Proportional to 160,121,841.56, 240,096,452.28 and 86,385,157.28

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Solution

The fourth proportional to 160,121,841.56, 240,096,452.28 and 86,385,157.28 is: 129,531,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,121,841.56 : 240,096,452.28 = 86,385,157.28 : x
  2. Step 2: Convert to fraction form
    160,121,841.56/240,096,452.28 = 86,385,157.28/x
  3. Step 3: Cross multiply
    160,121,841.56x = 240,096,452.28 × 86,385,157.28
  4. Step 4: Simplify right side
    160,121,841.56x = 20,740,769,792,577,816
  5. Step 5: Solve for x
    x = 20,740,769,792,577,816/160,121,841.56
  6. Step 6: Final answer
    x = 129,531,171.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.