Home / 153,217,343.20-229,826,014.80-122,984,255.20

Finding the Fourth Proportional to 153,217,343.20, 229,826,014.80 and 122,984,255.20

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Solution

The fourth proportional to 153,217,343.20, 229,826,014.80 and 122,984,255.20 is: 184,476,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,217,343.20 : 229,826,014.80 = 122,984,255.20 : x
  2. Step 2: Convert to fraction form
    153,217,343.20/229,826,014.80 = 122,984,255.20/x
  3. Step 3: Cross multiply
    153,217,343.20x = 229,826,014.80 × 122,984,255.20
  4. Step 4: Simplify right side
    153,217,343.20x = 28,264,981,255,762,180
  5. Step 5: Solve for x
    x = 28,264,981,255,762,180/153,217,343.20
  6. Step 6: Final answer
    x = 184,476,382.80

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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.