Home / 2,613,347,999.70-3,920,021,999.55-1,307,278,598.10

Finding the Fourth Proportional to 2,613,347,999.70, 3,920,021,999.55 and 1,307,278,598.10

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Solution

The fourth proportional to 2,613,347,999.70, 3,920,021,999.55 and 1,307,278,598.10 is: 1,960,917,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,347,999.70 : 3,920,021,999.55 = 1,307,278,598.10 : x
  2. Step 2: Convert to fraction form
    2,613,347,999.70/3,920,021,999.55 = 1,307,278,598.10/x
  3. Step 3: Cross multiply
    2,613,347,999.70x = 3,920,021,999.55 × 1,307,278,598.10
  4. Step 4: Simplify right side
    2,613,347,999.70x = 5,124,560,864,092,882,944
  5. Step 5: Solve for x
    x = 5,124,560,864,092,882,944/2,613,347,999.70
  6. Step 6: Final answer
    x = 1,960,917,897.15

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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.