Home / 232,627,451.28-321,073,519.96-138,596,682.30

Finding the Fourth Proportional to 232,627,451.28, 321,073,519.96 and 138,596,682.30

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Solution

The fourth proportional to 232,627,451.28, 321,073,519.96 and 138,596,682.30 is: 191,291,803.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,627,451.28 : 321,073,519.96 = 138,596,682.30 : x
  2. Step 2: Convert to fraction form
    232,627,451.28/321,073,519.96 = 138,596,682.30/x
  3. Step 3: Cross multiply
    232,627,451.28x = 321,073,519.96 × 138,596,682.30
  4. Step 4: Simplify right side
    232,627,451.28x = 44,499,724,640,838,832
  5. Step 5: Solve for x
    x = 44,499,724,640,838,832/232,627,451.28
  6. Step 6: Final answer
    x = 191,291,803.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.