Home / 283,875,801.28-391,753,707.84-166,485,799.36

Finding the Fourth Proportional to 283,875,801.28, 391,753,707.84 and 166,485,799.36

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Solution

The fourth proportional to 283,875,801.28, 391,753,707.84 and 166,485,799.36 is: 229,753,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,875,801.28 : 391,753,707.84 = 166,485,799.36 : x
  2. Step 2: Convert to fraction form
    283,875,801.28/391,753,707.84 = 166,485,799.36/x
  3. Step 3: Cross multiply
    283,875,801.28x = 391,753,707.84 × 166,485,799.36
  4. Step 4: Simplify right side
    283,875,801.28x = 65,221,429,201,986,304
  5. Step 5: Solve for x
    x = 65,221,429,201,986,304/283,875,801.28
  6. Step 6: Final answer
    x = 229,753,395.35

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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.