Home / 412,332,074,002.89-618,587,134,254.49-125,512,558,928.70

Finding the Fourth Proportional to 412,332,074,002.89, 618,587,134,254.49 and 125,512,558,928.70

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Solution

The fourth proportional to 412,332,074,002.89, 618,587,134,254.49 and 125,512,558,928.70 is: 188,295,936,784.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,332,074,002.89 : 618,587,134,254.49 = 125,512,558,928.70 : x
  2. Step 2: Convert to fraction form
    412,332,074,002.89/618,587,134,254.49 = 125,512,558,928.70/x
  3. Step 3: Cross multiply
    412,332,074,002.89x = 618,587,134,254.49 × 125,512,558,928.70
  4. Step 4: Simplify right side
    412,332,074,002.89x = 77,640,454,140,652,324,651,008
  5. Step 5: Solve for x
    x = 77,640,454,140,652,324,651,008/412,332,074,002.89
  6. Step 6: Final answer
    x = 188,295,936,784.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.