Home / 119,782,917.64-165,300,924.33-64,778,774.14

Finding the Fourth Proportional to 119,782,917.64, 165,300,924.33 and 64,778,774.14

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Solution

The fourth proportional to 119,782,917.64, 165,300,924.33 and 64,778,774.14 is: 89,394,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,782,917.64 : 165,300,924.33 = 64,778,774.14 : x
  2. Step 2: Convert to fraction form
    119,782,917.64/165,300,924.33 = 64,778,774.14/x
  3. Step 3: Cross multiply
    119,782,917.64x = 165,300,924.33 × 64,778,774.14
  4. Step 4: Simplify right side
    119,782,917.64x = 10,707,991,242,306,302
  5. Step 5: Solve for x
    x = 10,707,991,242,306,302/119,782,917.64
  6. Step 6: Final answer
    x = 89,394,977.63

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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.