Home / 156,830,524.20-235,245,786.30-99,576,613.80

Finding the Fourth Proportional to 156,830,524.20, 235,245,786.30 and 99,576,613.80

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Solution

The fourth proportional to 156,830,524.20, 235,245,786.30 and 99,576,613.80 is: 149,364,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,830,524.20 : 235,245,786.30 = 99,576,613.80 : x
  2. Step 2: Convert to fraction form
    156,830,524.20/235,245,786.30 = 99,576,613.80/x
  3. Step 3: Cross multiply
    156,830,524.20x = 235,245,786.30 × 99,576,613.80
  4. Step 4: Simplify right side
    156,830,524.20x = 23,424,978,810,472,432
  5. Step 5: Solve for x
    x = 23,424,978,810,472,432/156,830,524.20
  6. Step 6: Final answer
    x = 149,364,920.70

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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.