Home / 84,114,163.80-126,180,105.48-34,924,431.96

Finding the Fourth Proportional to 84,114,163.80, 126,180,105.48 and 34,924,431.96

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Solution

The fourth proportional to 84,114,163.80, 126,180,105.48 and 34,924,431.96 is: 52,390,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,114,163.80 : 126,180,105.48 = 34,924,431.96 : x
  2. Step 2: Convert to fraction form
    84,114,163.80/126,180,105.48 = 34,924,431.96/x
  3. Step 3: Cross multiply
    84,114,163.80x = 126,180,105.48 × 34,924,431.96
  4. Step 4: Simplify right side
    84,114,163.80x = 4,406,768,508,541,883.50
  5. Step 5: Solve for x
    x = 4,406,768,508,541,883.50/84,114,163.80
  6. Step 6: Final answer
    x = 52,390,326.55

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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.