Home / 119,570,433.20-179,397,640.20-51,434,010.80

Finding the Fourth Proportional to 119,570,433.20, 179,397,640.20 and 51,434,010.80

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Solution

The fourth proportional to 119,570,433.20, 179,397,640.20 and 51,434,010.80 is: 77,169,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,570,433.20 : 179,397,640.20 = 51,434,010.80 : x
  2. Step 2: Convert to fraction form
    119,570,433.20/179,397,640.20 = 51,434,010.80/x
  3. Step 3: Cross multiply
    119,570,433.20x = 179,397,640.20 × 51,434,010.80
  4. Step 4: Simplify right side
    119,570,433.20x = 9,227,140,163,541,314
  5. Step 5: Solve for x
    x = 9,227,140,163,541,314/119,570,433.20
  6. Step 6: Final answer
    x = 77,169,078.65

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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.