Home / 265,618,378.47-366,553,851.42-148,151,280.15

Finding the Fourth Proportional to 265,618,378.47, 366,553,851.42 and 148,151,280.15

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Solution

The fourth proportional to 265,618,378.47, 366,553,851.42 and 148,151,280.15 is: 204,449,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,618,378.47 : 366,553,851.42 = 148,151,280.15 : x
  2. Step 2: Convert to fraction form
    265,618,378.47/366,553,851.42 = 148,151,280.15/x
  3. Step 3: Cross multiply
    265,618,378.47x = 366,553,851.42 × 148,151,280.15
  4. Step 4: Simplify right side
    265,618,378.47x = 54,305,422,331,785,896
  5. Step 5: Solve for x
    x = 54,305,422,331,785,896/265,618,378.47
  6. Step 6: Final answer
    x = 204,449,039.42

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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.