Home / 187,665,706.20-281,330,597.70-72,612,010.20

Finding the Fourth Proportional to 187,665,706.20, 281,330,597.70 and 72,612,010.20

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Solution

The fourth proportional to 187,665,706.20, 281,330,597.70 and 72,612,010.20 is: 108,853,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,665,706.20 : 281,330,597.70 = 72,612,010.20 : x
  2. Step 2: Convert to fraction form
    187,665,706.20/281,330,597.70 = 72,612,010.20/x
  3. Step 3: Cross multiply
    187,665,706.20x = 281,330,597.70 × 72,612,010.20
  4. Step 4: Simplify right side
    187,665,706.20x = 20,427,980,229,764,496
  5. Step 5: Solve for x
    x = 20,427,980,229,764,496/187,665,706.20
  6. Step 6: Final answer
    x = 108,853,027.24

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1.5x scale

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.