Home / 88,591,973.10-132,887,959.65-54,402,456.30

Finding the Fourth Proportional to 88,591,973.10, 132,887,959.65 and 54,402,456.30

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Solution

The fourth proportional to 88,591,973.10, 132,887,959.65 and 54,402,456.30 is: 81,603,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591,973.10 : 132,887,959.65 = 54,402,456.30 : x
  2. Step 2: Convert to fraction form
    88,591,973.10/132,887,959.65 = 54,402,456.30/x
  3. Step 3: Cross multiply
    88,591,973.10x = 132,887,959.65 × 54,402,456.30
  4. Step 4: Simplify right side
    88,591,973.10x = 7,229,431,417,655,288
  5. Step 5: Solve for x
    x = 7,229,431,417,655,288/88,591,973.10
  6. Step 6: Final answer
    x = 81,603,684.45

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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.