Home / 413,698,789.28-570,906,057.36-228,055,732

Finding the Fourth Proportional to 413,698,789.28, 570,906,057.36 and 228,055,732

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Solution

The fourth proportional to 413,698,789.28, 570,906,057.36 and 228,055,732 is: 314,717,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,698,789.28 : 570,906,057.36 = 228,055,732 : x
  2. Step 2: Convert to fraction form
    413,698,789.28/570,906,057.36 = 228,055,732/x
  3. Step 3: Cross multiply
    413,698,789.28x = 570,906,057.36 × 228,055,732
  4. Step 4: Simplify right side
    413,698,789.28x = 130,198,398,814,468,784
  5. Step 5: Solve for x
    x = 130,198,398,814,468,784/413,698,789.28
  6. Step 6: Final answer
    x = 314,717,862.82

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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.