Home / 185,212,079.78-255,593,930.96-101,580,808.85

Finding the Fourth Proportional to 185,212,079.78, 255,593,930.96 and 101,580,808.85

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Solution

The fourth proportional to 185,212,079.78, 255,593,930.96 and 101,580,808.85 is: 140,182,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,212,079.78 : 255,593,930.96 = 101,580,808.85 : x
  2. Step 2: Convert to fraction form
    185,212,079.78/255,593,930.96 = 101,580,808.85/x
  3. Step 3: Cross multiply
    185,212,079.78x = 255,593,930.96 × 101,580,808.85
  4. Step 4: Simplify right side
    185,212,079.78x = 25,963,438,243,915,816
  5. Step 5: Solve for x
    x = 25,963,438,243,915,816/185,212,079.78
  6. Step 6: Final answer
    x = 140,182,207.74

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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.