Home / 88,578,049.40-132,867,074.10-79,012,111.40

Finding the Fourth Proportional to 88,578,049.40, 132,867,074.10 and 79,012,111.40

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Solution

The fourth proportional to 88,578,049.40, 132,867,074.10 and 79,012,111.40 is: 118,518,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,049.40 : 132,867,074.10 = 79,012,111.40 : x
  2. Step 2: Convert to fraction form
    88,578,049.40/132,867,074.10 = 79,012,111.40/x
  3. Step 3: Cross multiply
    88,578,049.40x = 132,867,074.10 × 79,012,111.40
  4. Step 4: Simplify right side
    88,578,049.40x = 10,498,108,060,181,256
  5. Step 5: Solve for x
    x = 10,498,108,060,181,256/88,578,049.40
  6. Step 6: Final answer
    x = 118,518,167.10

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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.