Home / 284,166,042.64-392,149,135.46-153,785,850.64

Finding the Fourth Proportional to 284,166,042.64, 392,149,135.46 and 153,785,850.64

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Solution

The fourth proportional to 284,166,042.64, 392,149,135.46 and 153,785,850.64 is: 212,224,472.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,166,042.64 : 392,149,135.46 = 153,785,850.64 : x
  2. Step 2: Convert to fraction form
    284,166,042.64/392,149,135.46 = 153,785,850.64/x
  3. Step 3: Cross multiply
    284,166,042.64x = 392,149,135.46 × 153,785,850.64
  4. Step 4: Simplify right side
    284,166,042.64x = 60,306,988,374,456,680
  5. Step 5: Solve for x
    x = 60,306,988,374,456,680/284,166,042.64
  6. Step 6: Final answer
    x = 212,224,472.05

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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.