Home / 113,664,003.70-170,496,005.55-68,277,046.90

Finding the Fourth Proportional to 113,664,003.70, 170,496,005.55 and 68,277,046.90

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Solution

The fourth proportional to 113,664,003.70, 170,496,005.55 and 68,277,046.90 is: 102,415,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,664,003.70 : 170,496,005.55 = 68,277,046.90 : x
  2. Step 2: Convert to fraction form
    113,664,003.70/170,496,005.55 = 68,277,046.90/x
  3. Step 3: Cross multiply
    113,664,003.70x = 170,496,005.55 × 68,277,046.90
  4. Step 4: Simplify right side
    113,664,003.70x = 11,640,963,767,200,012
  5. Step 5: Solve for x
    x = 11,640,963,767,200,012/113,664,003.70
  6. Step 6: Final answer
    x = 102,415,570.35

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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.