Home / 108,969,366.88-150,378,770.16-60,078,548.32

Finding the Fourth Proportional to 108,969,366.88, 150,378,770.16 and 60,078,548.32

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Solution

The fourth proportional to 108,969,366.88, 150,378,770.16 and 60,078,548.32 is: 82,908,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,969,366.88 : 150,378,770.16 = 60,078,548.32 : x
  2. Step 2: Convert to fraction form
    108,969,366.88/150,378,770.16 = 60,078,548.32/x
  3. Step 3: Cross multiply
    108,969,366.88x = 150,378,770.16 × 60,078,548.32
  4. Step 4: Simplify right side
    108,969,366.88x = 9,034,538,209,359,734
  5. Step 5: Solve for x
    x = 9,034,538,209,359,734/108,969,366.88
  6. Step 6: Final answer
    x = 82,908,972.20

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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.