Home / 258,519,792.52-356,637,167.22-154,039,279.24

Finding the Fourth Proportional to 258,519,792.52, 356,637,167.22 and 154,039,279.24

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Solution

The fourth proportional to 258,519,792.52, 356,637,167.22 and 154,039,279.24 is: 212,502,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,519,792.52 : 356,637,167.22 = 154,039,279.24 : x
  2. Step 2: Convert to fraction form
    258,519,792.52/356,637,167.22 = 154,039,279.24/x
  3. Step 3: Cross multiply
    258,519,792.52x = 356,637,167.22 × 154,039,279.24
  4. Step 4: Simplify right side
    258,519,792.52x = 54,936,132,188,764,160
  5. Step 5: Solve for x
    x = 54,936,132,188,764,160/258,519,792.52
  6. Step 6: Final answer
    x = 212,502,615.96

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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.