Home / 88,209,097.20-132,313,645.80-84,861,018.90

Finding the Fourth Proportional to 88,209,097.20, 132,313,645.80 and 84,861,018.90

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Solution

The fourth proportional to 88,209,097.20, 132,313,645.80 and 84,861,018.90 is: 127,291,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,209,097.20 : 132,313,645.80 = 84,861,018.90 : x
  2. Step 2: Convert to fraction form
    88,209,097.20/132,313,645.80 = 84,861,018.90/x
  3. Step 3: Cross multiply
    88,209,097.20x = 132,313,645.80 × 84,861,018.90
  4. Step 4: Simplify right side
    88,209,097.20x = 11,228,270,796,961,706
  5. Step 5: Solve for x
    x = 11,228,270,796,961,706/88,209,097.20
  6. Step 6: Final answer
    x = 127,291,528.35

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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.