Home / 119,782,917.54-165,300,924.18-64,778,774.04

Finding the Fourth Proportional to 119,782,917.54, 165,300,924.18 and 64,778,774.04

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Solution

The fourth proportional to 119,782,917.54, 165,300,924.18 and 64,778,774.04 is: 89,394,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,782,917.54 : 165,300,924.18 = 64,778,774.04 : x
  2. Step 2: Convert to fraction form
    119,782,917.54/165,300,924.18 = 64,778,774.04/x
  3. Step 3: Cross multiply
    119,782,917.54x = 165,300,924.18 × 64,778,774.04
  4. Step 4: Simplify right side
    119,782,917.54x = 10,707,991,216,059,392
  5. Step 5: Solve for x
    x = 10,707,991,216,059,392/119,782,917.54
  6. Step 6: Final answer
    x = 89,394,977.48

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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.