Home / 5,253,081,531.40-7,249,198,765.62-2,906,254,871.56

Finding the Fourth Proportional to 5,253,081,531.40, 7,249,198,765.62 and 2,906,254,871.56

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Solution

The fourth proportional to 5,253,081,531.40, 7,249,198,765.62 and 2,906,254,871.56 is: 4,010,601,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,081,531.40 : 7,249,198,765.62 = 2,906,254,871.56 : x
  2. Step 2: Convert to fraction form
    5,253,081,531.40/7,249,198,765.62 = 2,906,254,871.56/x
  3. Step 3: Cross multiply
    5,253,081,531.40x = 7,249,198,765.62 × 2,906,254,871.56
  4. Step 4: Simplify right side
    5,253,081,531.40x = 21,068,019,227,489,861,632
  5. Step 5: Solve for x
    x = 21,068,019,227,489,861,632/5,253,081,531.40
  6. Step 6: Final answer
    x = 4,010,601,986.96

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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.