Home / 413,698,785.28-570,906,051.84-228,055,728

Finding the Fourth Proportional to 413,698,785.28, 570,906,051.84 and 228,055,728

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Solution

The fourth proportional to 413,698,785.28, 570,906,051.84 and 228,055,728 is: 314,717,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,698,785.28 : 570,906,051.84 = 228,055,728 : x
  2. Step 2: Convert to fraction form
    413,698,785.28/570,906,051.84 = 228,055,728/x
  3. Step 3: Cross multiply
    413,698,785.28x = 570,906,051.84 × 228,055,728
  4. Step 4: Simplify right side
    413,698,785.28x = 130,198,395,271,976,944
  5. Step 5: Solve for x
    x = 130,198,395,271,976,944/413,698,785.28
  6. Step 6: Final answer
    x = 314,717,857.30

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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.