Home / 189,811,782.05-284,439,120.10-106,974,799.29

Finding the Fourth Proportional to 189,811,782.05, 284,439,120.10 and 106,974,799.29

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Solution

The fourth proportional to 189,811,782.05, 284,439,120.10 and 106,974,799.29 is: 160,305,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,811,782.05 : 284,439,120.10 = 106,974,799.29 : x
  2. Step 2: Convert to fraction form
    189,811,782.05/284,439,120.10 = 106,974,799.29/x
  3. Step 3: Cross multiply
    189,811,782.05x = 284,439,120.10 × 106,974,799.29
  4. Step 4: Simplify right side
    189,811,782.05x = 30,427,817,782,654,272
  5. Step 5: Solve for x
    x = 30,427,817,782,654,272/189,811,782.05
  6. Step 6: Final answer
    x = 160,305,211.06

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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.