Home / 68,126,676.89-102,154,104.18-29,743,350.66

Finding the Fourth Proportional to 68,126,676.89, 102,154,104.18 and 29,743,350.66

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Solution

The fourth proportional to 68,126,676.89, 102,154,104.18 and 29,743,350.66 is: 44,599,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,126,676.89 : 102,154,104.18 = 29,743,350.66 : x
  2. Step 2: Convert to fraction form
    68,126,676.89/102,154,104.18 = 29,743,350.66/x
  3. Step 3: Cross multiply
    68,126,676.89x = 102,154,104.18 × 29,743,350.66
  4. Step 4: Simplify right side
    68,126,676.89x = 3,038,405,341,983,912
  5. Step 5: Solve for x
    x = 3,038,405,341,983,912/68,126,676.89
  6. Step 6: Final answer
    x = 44,599,347.58

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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.