Home / 825,652,233.90-1,139,400,270.59-454,374,265.28

Finding the Fourth Proportional to 825,652,233.90, 1,139,400,270.59 and 454,374,265.28

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Solution

The fourth proportional to 825,652,233.90, 1,139,400,270.59 and 454,374,265.28 is: 627,036,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,652,233.90 : 1,139,400,270.59 = 454,374,265.28 : x
  2. Step 2: Convert to fraction form
    825,652,233.90/1,139,400,270.59 = 454,374,265.28/x
  3. Step 3: Cross multiply
    825,652,233.90x = 1,139,400,270.59 × 454,374,265.28
  4. Step 4: Simplify right side
    825,652,233.90x = 517,714,160,801,195,584
  5. Step 5: Solve for x
    x = 517,714,160,801,195,584/825,652,233.90
  6. Step 6: Final answer
    x = 627,036,589.43

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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.