Home / 88,657,497.90-132,986,246.85-76,540,643.10

Finding the Fourth Proportional to 88,657,497.90, 132,986,246.85 and 76,540,643.10

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Solution

The fourth proportional to 88,657,497.90, 132,986,246.85 and 76,540,643.10 is: 114,810,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,657,497.90 : 132,986,246.85 = 76,540,643.10 : x
  2. Step 2: Convert to fraction form
    88,657,497.90/132,986,246.85 = 76,540,643.10/x
  3. Step 3: Cross multiply
    88,657,497.90x = 132,986,246.85 × 76,540,643.10
  4. Step 4: Simplify right side
    88,657,497.90x = 10,178,852,857,354,348
  5. Step 5: Solve for x
    x = 10,178,852,857,354,348/88,657,497.90
  6. Step 6: Final answer
    x = 114,810,964.65

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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.