Home / 5,978,757,409.20-8,970,687,030.60-2,871,740,746.80

Finding the Fourth Proportional to 5,978,757,409.20, 8,970,687,030.60 and 2,871,740,746.80

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Solution

The fourth proportional to 5,978,757,409.20, 8,970,687,030.60 and 2,871,740,746.80 is: 4,308,836,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,757,409.20 : 8,970,687,030.60 = 2,871,740,746.80 : x
  2. Step 2: Convert to fraction form
    5,978,757,409.20/8,970,687,030.60 = 2,871,740,746.80/x
  3. Step 3: Cross multiply
    5,978,757,409.20x = 8,970,687,030.60 × 2,871,740,746.80
  4. Step 4: Simplify right side
    5,978,757,409.20x = 25,761,487,472,564,322,304
  5. Step 5: Solve for x
    x = 25,761,487,472,564,322,304/5,978,757,409.20
  6. Step 6: Final answer
    x = 4,308,836,386.79

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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.