Home / 5,220,418,917.44-7,204,368,186.24-2,841,441,869.36

Finding the Fourth Proportional to 5,220,418,917.44, 7,204,368,186.24 and 2,841,441,869.36

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Solution

The fourth proportional to 5,220,418,917.44, 7,204,368,186.24 and 2,841,441,869.36 is: 3,921,293,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,418,917.44 : 7,204,368,186.24 = 2,841,441,869.36 : x
  2. Step 2: Convert to fraction form
    5,220,418,917.44/7,204,368,186.24 = 2,841,441,869.36/x
  3. Step 3: Cross multiply
    5,220,418,917.44x = 7,204,368,186.24 × 2,841,441,869.36
  4. Step 4: Simplify right side
    5,220,418,917.44x = 20,470,793,406,667,497,472
  5. Step 5: Solve for x
    x = 20,470,793,406,667,497,472/5,220,418,917.44
  6. Step 6: Final answer
    x = 3,921,293,239.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.