Home / 277,223,512.87-382,571,471.07-153,466,256.71

Finding the Fourth Proportional to 277,223,512.87, 382,571,471.07 and 153,466,256.71

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Solution

The fourth proportional to 277,223,512.87, 382,571,471.07 and 153,466,256.71 is: 211,785,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223,512.87 : 382,571,471.07 = 153,466,256.71 : x
  2. Step 2: Convert to fraction form
    277,223,512.87/382,571,471.07 = 153,466,256.71/x
  3. Step 3: Cross multiply
    277,223,512.87x = 382,571,471.07 × 153,466,256.71
  4. Step 4: Simplify right side
    277,223,512.87x = 58,711,811,586,470,776
  5. Step 5: Solve for x
    x = 58,711,811,586,470,776/277,223,512.87
  6. Step 6: Final answer
    x = 211,785,107.91

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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.