Home / 180,915,646.68-271,403,738.78-142,052,530.95

Finding the Fourth Proportional to 180,915,646.68, 271,403,738.78 and 142,052,530.95

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Solution

The fourth proportional to 180,915,646.68, 271,403,738.78 and 142,052,530.95 is: 213,102,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,915,646.68 : 271,403,738.78 = 142,052,530.95 : x
  2. Step 2: Convert to fraction form
    180,915,646.68/271,403,738.78 = 142,052,530.95/x
  3. Step 3: Cross multiply
    180,915,646.68x = 271,403,738.78 × 142,052,530.95
  4. Step 4: Simplify right side
    180,915,646.68x = 38,553,588,002,281,392
  5. Step 5: Solve for x
    x = 38,553,588,002,281,392/180,915,646.68
  6. Step 6: Final answer
    x = 213,102,563.04

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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.