Home / 272,079,256.20-408,544,037.10-157,288,000.20

Finding the Fourth Proportional to 272,079,256.20, 408,544,037.10 and 157,288,000.20

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Solution

The fourth proportional to 272,079,256.20, 408,544,037.10 and 157,288,000.20 is: 236,177,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,079,256.20 : 408,544,037.10 = 157,288,000.20 : x
  2. Step 2: Convert to fraction form
    272,079,256.20/408,544,037.10 = 157,288,000.20/x
  3. Step 3: Cross multiply
    272,079,256.20x = 408,544,037.10 × 157,288,000.20
  4. Step 4: Simplify right side
    272,079,256.20x = 64,259,074,589,093,608
  5. Step 5: Solve for x
    x = 64,259,074,589,093,608/272,079,256.20
  6. Step 6: Final answer
    x = 236,177,779.54

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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.