Home / 88,584,026.30-132,876,039.45-81,417,664.70

Finding the Fourth Proportional to 88,584,026.30, 132,876,039.45 and 81,417,664.70

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Solution

The fourth proportional to 88,584,026.30, 132,876,039.45 and 81,417,664.70 is: 122,126,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,026.30 : 132,876,039.45 = 81,417,664.70 : x
  2. Step 2: Convert to fraction form
    88,584,026.30/132,876,039.45 = 81,417,664.70/x
  3. Step 3: Cross multiply
    88,584,026.30x = 132,876,039.45 × 81,417,664.70
  4. Step 4: Simplify right side
    88,584,026.30x = 10,818,456,826,604,074
  5. Step 5: Solve for x
    x = 10,818,456,826,604,074/88,584,026.30
  6. Step 6: Final answer
    x = 122,126,497.05

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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.