Home / 268,151,033.70-402,226,550.55-145,707,027.30

Finding the Fourth Proportional to 268,151,033.70, 402,226,550.55 and 145,707,027.30

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Solution

The fourth proportional to 268,151,033.70, 402,226,550.55 and 145,707,027.30 is: 218,560,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,151,033.70 : 402,226,550.55 = 145,707,027.30 : x
  2. Step 2: Convert to fraction form
    268,151,033.70/402,226,550.55 = 145,707,027.30/x
  3. Step 3: Cross multiply
    268,151,033.70x = 402,226,550.55 × 145,707,027.30
  4. Step 4: Simplify right side
    268,151,033.70x = 58,607,234,981,773,688
  5. Step 5: Solve for x
    x = 58,607,234,981,773,688/268,151,033.70
  6. Step 6: Final answer
    x = 218,560,540.95

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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.