Home / 108,866,401.20-163,313,598.60-54,306,874.80

Finding the Fourth Proportional to 108,866,401.20, 163,313,598.60 and 54,306,874.80

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Solution

The fourth proportional to 108,866,401.20, 163,313,598.60 and 54,306,874.80 is: 81,467,294.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,866,401.20 : 163,313,598.60 = 54,306,874.80 : x
  2. Step 2: Convert to fraction form
    108,866,401.20/163,313,598.60 = 54,306,874.80/x
  3. Step 3: Cross multiply
    108,866,401.20x = 163,313,598.60 × 54,306,874.80
  4. Step 4: Simplify right side
    108,866,401.20x = 8,869,051,152,307,654
  5. Step 5: Solve for x
    x = 8,869,051,152,307,654/108,866,401.20
  6. Step 6: Final answer
    x = 81,467,294.36

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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.