Home / 157,807,682.56-217,781,327.52-88,193,061.39

Finding the Fourth Proportional to 157,807,682.56, 217,781,327.52 and 88,193,061.39

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Solution

The fourth proportional to 157,807,682.56, 217,781,327.52 and 88,193,061.39 is: 121,710,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,807,682.56 : 217,781,327.52 = 88,193,061.39 : x
  2. Step 2: Convert to fraction form
    157,807,682.56/217,781,327.52 = 88,193,061.39/x
  3. Step 3: Cross multiply
    157,807,682.56x = 217,781,327.52 × 88,193,061.39
  4. Step 4: Simplify right side
    157,807,682.56x = 19,206,801,987,567,056
  5. Step 5: Solve for x
    x = 19,206,801,987,567,056/157,807,682.56
  6. Step 6: Final answer
    x = 121,710,183.41

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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.