Home / 181,288,287.20-271,932,430.80-156,629,424.80

Finding the Fourth Proportional to 181,288,287.20, 271,932,430.80 and 156,629,424.80

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Solution

The fourth proportional to 181,288,287.20, 271,932,430.80 and 156,629,424.80 is: 234,944,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,288,287.20 : 271,932,430.80 = 156,629,424.80 : x
  2. Step 2: Convert to fraction form
    181,288,287.20/271,932,430.80 = 156,629,424.80/x
  3. Step 3: Cross multiply
    181,288,287.20x = 271,932,430.80 × 156,629,424.80
  4. Step 4: Simplify right side
    181,288,287.20x = 42,592,620,220,669,808
  5. Step 5: Solve for x
    x = 42,592,620,220,669,808/181,288,287.20
  6. Step 6: Final answer
    x = 234,944,137.20

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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.