Home / 111,775,939.57-167,663,869.90-29,892,689.69

Finding the Fourth Proportional to 111,775,939.57, 167,663,869.90 and 29,892,689.69

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Solution

The fourth proportional to 111,775,939.57, 167,663,869.90 and 29,892,689.69 is: 44,839,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,775,939.57 : 167,663,869.90 = 29,892,689.69 : x
  2. Step 2: Convert to fraction form
    111,775,939.57/167,663,869.90 = 29,892,689.69/x
  3. Step 3: Cross multiply
    111,775,939.57x = 167,663,869.90 × 29,892,689.69
  4. Step 4: Simplify right side
    111,775,939.57x = 5,011,924,034,232,180
  5. Step 5: Solve for x
    x = 5,011,924,034,232,180/111,775,939.57
  6. Step 6: Final answer
    x = 44,839,023.97

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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.