Home / 252,023,251.20-378,034,876.80-60,547,027.20

Finding the Fourth Proportional to 252,023,251.20, 378,034,876.80 and 60,547,027.20

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Solution

The fourth proportional to 252,023,251.20, 378,034,876.80 and 60,547,027.20 is: 90,820,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,023,251.20 : 378,034,876.80 = 60,547,027.20 : x
  2. Step 2: Convert to fraction form
    252,023,251.20/378,034,876.80 = 60,547,027.20/x
  3. Step 3: Cross multiply
    252,023,251.20x = 378,034,876.80 × 60,547,027.20
  4. Step 4: Simplify right side
    252,023,251.20x = 22,888,887,968,158,252
  5. Step 5: Solve for x
    x = 22,888,887,968,158,252/252,023,251.20
  6. Step 6: Final answer
    x = 90,820,540.80

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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.