Home / 88,578,045.90-132,867,068.85-79,012,107.90

Finding the Fourth Proportional to 88,578,045.90, 132,867,068.85 and 79,012,107.90

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Solution

The fourth proportional to 88,578,045.90, 132,867,068.85 and 79,012,107.90 is: 118,518,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,045.90 : 132,867,068.85 = 79,012,107.90 : x
  2. Step 2: Convert to fraction form
    88,578,045.90/132,867,068.85 = 79,012,107.90/x
  3. Step 3: Cross multiply
    88,578,045.90x = 132,867,068.85 × 79,012,107.90
  4. Step 4: Simplify right side
    88,578,045.90x = 10,498,107,180,332,930
  5. Step 5: Solve for x
    x = 10,498,107,180,332,930/88,578,045.90
  6. Step 6: Final answer
    x = 118,518,161.85

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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.