Home / 159,242,767.56-219,641,818.34-106,292,778.35

Finding the Fourth Proportional to 159,242,767.56, 219,641,818.34 and 106,292,778.35

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Solution

The fourth proportional to 159,242,767.56, 219,641,818.34 and 106,292,778.35 is: 146,608,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,242,767.56 : 219,641,818.34 = 106,292,778.35 : x
  2. Step 2: Convert to fraction form
    159,242,767.56/219,641,818.34 = 106,292,778.35/x
  3. Step 3: Cross multiply
    159,242,767.56x = 219,641,818.34 × 106,292,778.35
  4. Step 4: Simplify right side
    159,242,767.56x = 23,346,339,112,391,936
  5. Step 5: Solve for x
    x = 23,346,339,112,391,936/159,242,767.56
  6. Step 6: Final answer
    x = 146,608,473.78

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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.