Home / 170,829,000.45-256,243,500.68-112,715,927.10

Finding the Fourth Proportional to 170,829,000.45, 256,243,500.68 and 112,715,927.10

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Solution

The fourth proportional to 170,829,000.45, 256,243,500.68 and 112,715,927.10 is: 169,073,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,000.45 : 256,243,500.68 = 112,715,927.10 : x
  2. Step 2: Convert to fraction form
    170,829,000.45/256,243,500.68 = 112,715,927.10/x
  3. Step 3: Cross multiply
    170,829,000.45x = 256,243,500.68 × 112,715,927.10
  4. Step 4: Simplify right side
    170,829,000.45x = 28,882,723,741,932,100
  5. Step 5: Solve for x
    x = 28,882,723,741,932,100/170,829,000.45
  6. Step 6: Final answer
    x = 169,073,890.65

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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.