Home / 141,618,562.56-212,332,184.28-72,361,171.44

Finding the Fourth Proportional to 141,618,562.56, 212,332,184.28 and 72,361,171.44

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Solution

The fourth proportional to 141,618,562.56, 212,332,184.28 and 72,361,171.44 is: 108,492,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,618,562.56 : 212,332,184.28 = 72,361,171.44 : x
  2. Step 2: Convert to fraction form
    141,618,562.56/212,332,184.28 = 72,361,171.44/x
  3. Step 3: Cross multiply
    141,618,562.56x = 212,332,184.28 × 72,361,171.44
  4. Step 4: Simplify right side
    141,618,562.56x = 15,364,605,588,914,752
  5. Step 5: Solve for x
    x = 15,364,605,588,914,752/141,618,562.56
  6. Step 6: Final answer
    x = 108,492,879.12

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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.