Home / 2,081,062,133.85-3,121,943,103.23-1,031,852,117.87

Finding the Fourth Proportional to 2,081,062,133.85, 3,121,943,103.23 and 1,031,852,117.87

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Solution

The fourth proportional to 2,081,062,133.85, 3,121,943,103.23 and 1,031,852,117.87 is: 1,547,951,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,062,133.85 : 3,121,943,103.23 = 1,031,852,117.87 : x
  2. Step 2: Convert to fraction form
    2,081,062,133.85/3,121,943,103.23 = 1,031,852,117.87/x
  3. Step 3: Cross multiply
    2,081,062,133.85x = 3,121,943,103.23 × 1,031,852,117.87
  4. Step 4: Simplify right side
    2,081,062,133.85x = 3,221,383,602,937,515,520
  5. Step 5: Solve for x
    x = 3,221,383,602,937,515,520/2,081,062,133.85
  6. Step 6: Final answer
    x = 1,547,951,668.78

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Double scale
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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.