Home / 144,850,549.20-217,275,823.80-76,826,101.20

Finding the Fourth Proportional to 144,850,549.20, 217,275,823.80 and 76,826,101.20

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Solution

The fourth proportional to 144,850,549.20, 217,275,823.80 and 76,826,101.20 is: 115,239,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,850,549.20 : 217,275,823.80 = 76,826,101.20 : x
  2. Step 2: Convert to fraction form
    144,850,549.20/217,275,823.80 = 76,826,101.20/x
  3. Step 3: Cross multiply
    144,850,549.20x = 217,275,823.80 × 76,826,101.20
  4. Step 4: Simplify right side
    144,850,549.20x = 16,692,454,427,572,170
  5. Step 5: Solve for x
    x = 16,692,454,427,572,170/144,850,549.20
  6. Step 6: Final answer
    x = 115,239,151.80

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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.