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Finding the Fourth Proportional to 274,158,567.57, 411,232,544.28 and 66,898,327.17

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Solution

The fourth proportional to 274,158,567.57, 411,232,544.28 and 66,898,327.17 is: 100,346,195.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,158,567.57 : 411,232,544.28 = 66,898,327.17 : x
  2. Step 2: Convert to fraction form
    274,158,567.57/411,232,544.28 = 66,898,327.17/x
  3. Step 3: Cross multiply
    274,158,567.57x = 411,232,544.28 × 66,898,327.17
  4. Step 4: Simplify right side
    274,158,567.57x = 27,510,769,290,194,952
  5. Step 5: Solve for x
    x = 27,510,769,290,194,952/274,158,567.57
  6. Step 6: Final answer
    x = 100,346,195.76

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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.