Home / 160,049,317.28-220,867,190.36-89,484,913.60

Finding the Fourth Proportional to 160,049,317.28, 220,867,190.36 and 89,484,913.60

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Solution

The fourth proportional to 160,049,317.28, 220,867,190.36 and 89,484,913.60 is: 123,488,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,049,317.28 : 220,867,190.36 = 89,484,913.60 : x
  2. Step 2: Convert to fraction form
    160,049,317.28/220,867,190.36 = 89,484,913.60/x
  3. Step 3: Cross multiply
    160,049,317.28x = 220,867,190.36 × 89,484,913.60
  4. Step 4: Simplify right side
    160,049,317.28x = 19,764,281,445,335,016
  5. Step 5: Solve for x
    x = 19,764,281,445,335,016/160,049,317.28
  6. Step 6: Final answer
    x = 123,488,695.75

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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.