Home / 277,223,512.12-382,571,470.03-153,466,255.96

Finding the Fourth Proportional to 277,223,512.12, 382,571,470.03 and 153,466,255.96

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Solution

The fourth proportional to 277,223,512.12, 382,571,470.03 and 153,466,255.96 is: 211,785,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223,512.12 : 382,571,470.03 = 153,466,255.96 : x
  2. Step 2: Convert to fraction form
    277,223,512.12/382,571,470.03 = 153,466,255.96/x
  3. Step 3: Cross multiply
    277,223,512.12x = 382,571,470.03 × 153,466,255.96
  4. Step 4: Simplify right side
    277,223,512.12x = 58,711,811,140,704,592
  5. Step 5: Solve for x
    x = 58,711,811,140,704,592/277,223,512.12
  6. Step 6: Final answer
    x = 211,785,106.87

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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.