Home / 88,578,032.10-132,867,048.15-66,753,521.70

Finding the Fourth Proportional to 88,578,032.10, 132,867,048.15 and 66,753,521.70

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Solution

The fourth proportional to 88,578,032.10, 132,867,048.15 and 66,753,521.70 is: 100,130,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,032.10 : 132,867,048.15 = 66,753,521.70 : x
  2. Step 2: Convert to fraction form
    88,578,032.10/132,867,048.15 = 66,753,521.70/x
  3. Step 3: Cross multiply
    88,578,032.10x = 132,867,048.15 × 66,753,521.70
  4. Step 4: Simplify right side
    88,578,032.10x = 8,869,343,381,895,971
  5. Step 5: Solve for x
    x = 8,869,343,381,895,971/88,578,032.10
  6. Step 6: Final answer
    x = 100,130,282.55

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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.