Home / 323,413,881.80-485,120,822.70-93,390,470.60

Finding the Fourth Proportional to 323,413,881.80, 485,120,822.70 and 93,390,470.60

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Solution

The fourth proportional to 323,413,881.80, 485,120,822.70 and 93,390,470.60 is: 140,085,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,413,881.80 : 485,120,822.70 = 93,390,470.60 : x
  2. Step 2: Convert to fraction form
    323,413,881.80/485,120,822.70 = 93,390,470.60/x
  3. Step 3: Cross multiply
    323,413,881.80x = 485,120,822.70 × 93,390,470.60
  4. Step 4: Simplify right side
    323,413,881.80x = 45,305,661,929,812,160
  5. Step 5: Solve for x
    x = 45,305,661,929,812,160/323,413,881.80
  6. Step 6: Final answer
    x = 140,085,705.90

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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.