Home / 439,179,997.26-658,771,534.89-111,655,545.54

Finding the Fourth Proportional to 439,179,997.26, 658,771,534.89 and 111,655,545.54

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Solution

The fourth proportional to 439,179,997.26, 658,771,534.89 and 111,655,545.54 is: 167,483,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,179,997.26 : 658,771,534.89 = 111,655,545.54 : x
  2. Step 2: Convert to fraction form
    439,179,997.26/658,771,534.89 = 111,655,545.54/x
  3. Step 3: Cross multiply
    439,179,997.26x = 658,771,534.89 × 111,655,545.54
  4. Step 4: Simplify right side
    439,179,997.26x = 73,555,495,114,366,096
  5. Step 5: Solve for x
    x = 73,555,495,114,366,096/439,179,997.26
  6. Step 6: Final answer
    x = 167,483,709.58

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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.