Home / 250,372,787.72-375,294,115.81-84,218,117.19

Finding the Fourth Proportional to 250,372,787.72, 375,294,115.81 and 84,218,117.19

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Solution

The fourth proportional to 250,372,787.72, 375,294,115.81 and 84,218,117.19 is: 126,238,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,372,787.72 : 375,294,115.81 = 84,218,117.19 : x
  2. Step 2: Convert to fraction form
    250,372,787.72/375,294,115.81 = 84,218,117.19/x
  3. Step 3: Cross multiply
    250,372,787.72x = 375,294,115.81 × 84,218,117.19
  4. Step 4: Simplify right side
    250,372,787.72x = 31,606,563,823,706,452
  5. Step 5: Solve for x
    x = 31,606,563,823,706,452/250,372,787.72
  6. Step 6: Final answer
    x = 126,238,015.37

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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.