Home / 119,894,749.78-165,458,766.68-73,476,039.28

Finding the Fourth Proportional to 119,894,749.78, 165,458,766.68 and 73,476,039.28

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Solution

The fourth proportional to 119,894,749.78, 165,458,766.68 and 73,476,039.28 is: 101,399,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,894,749.78 : 165,458,766.68 = 73,476,039.28 : x
  2. Step 2: Convert to fraction form
    119,894,749.78/165,458,766.68 = 73,476,039.28/x
  3. Step 3: Cross multiply
    119,894,749.78x = 165,458,766.68 × 73,476,039.28
  4. Step 4: Simplify right side
    119,894,749.78x = 12,157,254,839,800,036
  5. Step 5: Solve for x
    x = 12,157,254,839,800,036/119,894,749.78
  6. Step 6: Final answer
    x = 101,399,392.90

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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.