Home / 474,795,891.39-655,222,177.89-263,106,258.51

Finding the Fourth Proportional to 474,795,891.39, 655,222,177.89 and 263,106,258.51

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Solution

The fourth proportional to 474,795,891.39, 655,222,177.89 and 263,106,258.51 is: 363,088,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,795,891.39 : 655,222,177.89 = 263,106,258.51 : x
  2. Step 2: Convert to fraction form
    474,795,891.39/655,222,177.89 = 263,106,258.51/x
  3. Step 3: Cross multiply
    474,795,891.39x = 655,222,177.89 × 263,106,258.51
  4. Step 4: Simplify right side
    474,795,891.39x = 172,393,055,717,411,552
  5. Step 5: Solve for x
    x = 172,393,055,717,411,552/474,795,891.39
  6. Step 6: Final answer
    x = 363,088,768.97

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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.