Home / 485,166,223.20-727,253,323.20-239,144,469.60

Finding the Fourth Proportional to 485,166,223.20, 727,253,323.20 and 239,144,469.60

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Solution

The fourth proportional to 485,166,223.20, 727,253,323.20 and 239,144,469.60 is: 358,472,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,166,223.20 : 727,253,323.20 = 239,144,469.60 : x
  2. Step 2: Convert to fraction form
    485,166,223.20/727,253,323.20 = 239,144,469.60/x
  3. Step 3: Cross multiply
    485,166,223.20x = 727,253,323.20 × 239,144,469.60
  4. Step 4: Simplify right side
    485,166,223.20x = 173,918,610,241,501,376
  5. Step 5: Solve for x
    x = 173,918,610,241,501,376/485,166,223.20
  6. Step 6: Final answer
    x = 358,472,214.11

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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.