Home / 189,407,227.68-284,123,671.90-66,570,611.04

Finding the Fourth Proportional to 189,407,227.68, 284,123,671.90 and 66,570,611.04

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Solution

The fourth proportional to 189,407,227.68, 284,123,671.90 and 66,570,611.04 is: 99,860,426.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,407,227.68 : 284,123,671.90 = 66,570,611.04 : x
  2. Step 2: Convert to fraction form
    189,407,227.68/284,123,671.90 = 66,570,611.04/x
  3. Step 3: Cross multiply
    189,407,227.68x = 284,123,671.90 × 66,570,611.04
  4. Step 4: Simplify right side
    189,407,227.68x = 18,914,286,449,311,476
  5. Step 5: Solve for x
    x = 18,914,286,449,311,476/189,407,227.68
  6. Step 6: Final answer
    x = 99,860,426.03

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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.