Home / 277,223,512.37-382,571,470.38-153,466,256.21

Finding the Fourth Proportional to 277,223,512.37, 382,571,470.38 and 153,466,256.21

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Solution

The fourth proportional to 277,223,512.37, 382,571,470.38 and 153,466,256.21 is: 211,785,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223,512.37 : 382,571,470.38 = 153,466,256.21 : x
  2. Step 2: Convert to fraction form
    277,223,512.37/382,571,470.38 = 153,466,256.21/x
  3. Step 3: Cross multiply
    277,223,512.37x = 382,571,470.38 × 153,466,256.21
  4. Step 4: Simplify right side
    277,223,512.37x = 58,711,811,289,293,320
  5. Step 5: Solve for x
    x = 58,711,811,289,293,320/277,223,512.37
  6. Step 6: Final answer
    x = 211,785,107.22

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1.5x scale

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.