Home / 284,166,022.64-392,149,107.81-153,785,830.64

Finding the Fourth Proportional to 284,166,022.64, 392,149,107.81 and 153,785,830.64

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Solution

The fourth proportional to 284,166,022.64, 392,149,107.81 and 153,785,830.64 is: 212,224,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,166,022.64 : 392,149,107.81 = 153,785,830.64 : x
  2. Step 2: Convert to fraction form
    284,166,022.64/392,149,107.81 = 153,785,830.64/x
  3. Step 3: Cross multiply
    284,166,022.64x = 392,149,107.81 × 153,785,830.64
  4. Step 4: Simplify right side
    284,166,022.64x = 60,306,976,277,335,016
  5. Step 5: Solve for x
    x = 60,306,976,277,335,016/284,166,022.64
  6. Step 6: Final answer
    x = 212,224,444.42

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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.