Home / 277,223,513.87-382,571,472.44-153,466,257.71

Finding the Fourth Proportional to 277,223,513.87, 382,571,472.44 and 153,466,257.71

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Solution

The fourth proportional to 277,223,513.87, 382,571,472.44 and 153,466,257.71 is: 211,785,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223,513.87 : 382,571,472.44 = 153,466,257.71 : x
  2. Step 2: Convert to fraction form
    277,223,513.87/382,571,472.44 = 153,466,257.71/x
  3. Step 3: Cross multiply
    277,223,513.87x = 382,571,472.44 × 153,466,257.71
  4. Step 4: Simplify right side
    277,223,513.87x = 58,711,812,180,442,016
  5. Step 5: Solve for x
    x = 58,711,812,180,442,016/277,223,513.87
  6. Step 6: Final answer
    x = 211,785,109.29

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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.