Home / 194,747,681.57-291,867,168.74-148,520,286.18

Finding the Fourth Proportional to 194,747,681.57, 291,867,168.74 and 148,520,286.18

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Solution

The fourth proportional to 194,747,681.57, 291,867,168.74 and 148,520,286.18 is: 222,586,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,747,681.57 : 291,867,168.74 = 148,520,286.18 : x
  2. Step 2: Convert to fraction form
    194,747,681.57/291,867,168.74 = 148,520,286.18/x
  3. Step 3: Cross multiply
    194,747,681.57x = 291,867,168.74 × 148,520,286.18
  4. Step 4: Simplify right side
    194,747,681.57x = 43,348,195,427,068,552
  5. Step 5: Solve for x
    x = 43,348,195,427,068,552/194,747,681.57
  6. Step 6: Final answer
    x = 222,586,451.76

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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.