Home / 278,865,264.13-417,490,123.68-210,067,809.37

Finding the Fourth Proportional to 278,865,264.13, 417,490,123.68 and 210,067,809.37

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Solution

The fourth proportional to 278,865,264.13, 417,490,123.68 and 210,067,809.37 is: 314,493,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,865,264.13 : 417,490,123.68 = 210,067,809.37 : x
  2. Step 2: Convert to fraction form
    278,865,264.13/417,490,123.68 = 210,067,809.37/x
  3. Step 3: Cross multiply
    278,865,264.13x = 417,490,123.68 × 210,067,809.37
  4. Step 4: Simplify right side
    278,865,264.13x = 87,701,235,715,067,968
  5. Step 5: Solve for x
    x = 87,701,235,715,067,968/278,865,264.13
  6. Step 6: Final answer
    x = 314,493,223.06

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