Home / 71,295,885.88-98,389,886.70-43,419,902.52

Finding the Fourth Proportional to 71,295,885.88, 98,389,886.70 and 43,419,902.52

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Solution

The fourth proportional to 71,295,885.88, 98,389,886.70 and 43,419,902.52 is: 59,920,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,295,885.88 : 98,389,886.70 = 43,419,902.52 : x
  2. Step 2: Convert to fraction form
    71,295,885.88/98,389,886.70 = 43,419,902.52/x
  3. Step 3: Cross multiply
    71,295,885.88x = 98,389,886.70 × 43,419,902.52
  4. Step 4: Simplify right side
    71,295,885.88x = 4,272,079,289,467,845
  5. Step 5: Solve for x
    x = 4,272,079,289,467,845/71,295,885.88
  6. Step 6: Final answer
    x = 59,920,418.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.