Home / 159,242,768.56-219,641,819.72-106,292,779.35

Finding the Fourth Proportional to 159,242,768.56, 219,641,819.72 and 106,292,779.35

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Solution

The fourth proportional to 159,242,768.56, 219,641,819.72 and 106,292,779.35 is: 146,608,475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,242,768.56 : 219,641,819.72 = 106,292,779.35 : x
  2. Step 2: Convert to fraction form
    159,242,768.56/219,641,819.72 = 106,292,779.35/x
  3. Step 3: Cross multiply
    159,242,768.56x = 219,641,819.72 × 106,292,779.35
  4. Step 4: Simplify right side
    159,242,768.56x = 23,346,339,479,530,436
  5. Step 5: Solve for x
    x = 23,346,339,479,530,436/159,242,768.56
  6. Step 6: Final answer
    x = 146,608,475.16

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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.