Home / 71,295,884.88-98,389,885.32-43,419,901.52

Finding the Fourth Proportional to 71,295,884.88, 98,389,885.32 and 43,419,901.52

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Solution

The fourth proportional to 71,295,884.88, 98,389,885.32 and 43,419,901.52 is: 59,920,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,295,884.88 : 98,389,885.32 = 43,419,901.52 : x
  2. Step 2: Convert to fraction form
    71,295,884.88/98,389,885.32 = 43,419,901.52/x
  3. Step 3: Cross multiply
    71,295,884.88x = 98,389,885.32 × 43,419,901.52
  4. Step 4: Simplify right side
    71,295,884.88x = 4,272,079,131,158,493.50
  5. Step 5: Solve for x
    x = 4,272,079,131,158,493.50/71,295,884.88
  6. Step 6: Final answer
    x = 59,920,416.70

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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.