Home / 655,128,836.05-982,693,254.08-605,244,240.85

Finding the Fourth Proportional to 655,128,836.05, 982,693,254.08 and 605,244,240.85

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Solution

The fourth proportional to 655,128,836.05, 982,693,254.08 and 605,244,240.85 is: 907,866,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,128,836.05 : 982,693,254.08 = 605,244,240.85 : x
  2. Step 2: Convert to fraction form
    655,128,836.05/982,693,254.08 = 605,244,240.85/x
  3. Step 3: Cross multiply
    655,128,836.05x = 982,693,254.08 × 605,244,240.85
  4. Step 4: Simplify right side
    655,128,836.05x = 594,769,432,554,065,792
  5. Step 5: Solve for x
    x = 594,769,432,554,065,792/655,128,836.05
  6. Step 6: Final answer
    x = 907,866,361.28

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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.