Home / 481,606,792.38-722,712,519.45-450,617,877.18

Finding the Fourth Proportional to 481,606,792.38, 722,712,519.45 and 450,617,877.18

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Solution

The fourth proportional to 481,606,792.38, 722,712,519.45 and 450,617,877.18 is: 676,209,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,606,792.38 : 722,712,519.45 = 450,617,877.18 : x
  2. Step 2: Convert to fraction form
    481,606,792.38/722,712,519.45 = 450,617,877.18/x
  3. Step 3: Cross multiply
    481,606,792.38x = 722,712,519.45 × 450,617,877.18
  4. Step 4: Simplify right side
    481,606,792.38x = 325,667,181,325,968,512
  5. Step 5: Solve for x
    x = 325,667,181,325,968,512/481,606,792.38
  6. Step 6: Final answer
    x = 676,209,693.22

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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.