Home / 113,131,203.53-169,815,548.66-100,259,702.51

Finding the Fourth Proportional to 113,131,203.53, 169,815,548.66 and 100,259,702.51

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Solution

The fourth proportional to 113,131,203.53, 169,815,548.66 and 100,259,702.51 is: 150,494,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,131,203.53 : 169,815,548.66 = 100,259,702.51 : x
  2. Step 2: Convert to fraction form
    113,131,203.53/169,815,548.66 = 100,259,702.51/x
  3. Step 3: Cross multiply
    113,131,203.53x = 169,815,548.66 × 100,259,702.51
  4. Step 4: Simplify right side
    113,131,203.53x = 17,025,656,388,873,652
  5. Step 5: Solve for x
    x = 17,025,656,388,873,652/113,131,203.53
  6. Step 6: Final answer
    x = 150,494,787.10

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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.