Home / 2,101,248,002.20-3,151,872,003.30-2,072,582,555.80

Finding the Fourth Proportional to 2,101,248,002.20, 3,151,872,003.30 and 2,072,582,555.80

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Solution

The fourth proportional to 2,101,248,002.20, 3,151,872,003.30 and 2,072,582,555.80 is: 3,108,873,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,248,002.20 : 3,151,872,003.30 = 2,072,582,555.80 : x
  2. Step 2: Convert to fraction form
    2,101,248,002.20/3,151,872,003.30 = 2,072,582,555.80/x
  3. Step 3: Cross multiply
    2,101,248,002.20x = 3,151,872,003.30 × 2,072,582,555.80
  4. Step 4: Simplify right side
    2,101,248,002.20x = 6,532,514,932,153,979,904
  5. Step 5: Solve for x
    x = 6,532,514,932,153,979,904/2,101,248,002.20
  6. Step 6: Final answer
    x = 3,108,873,833.70

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Double scale
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1.5x scale

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.