Home / 205,481,646.80-308,189,660.31-59,881,150.63

Finding the Fourth Proportional to 205,481,646.80, 308,189,660.31 and 59,881,150.63

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Solution

The fourth proportional to 205,481,646.80, 308,189,660.31 and 59,881,150.63 is: 89,812,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,481,646.80 : 308,189,660.31 = 59,881,150.63 : x
  2. Step 2: Convert to fraction form
    205,481,646.80/308,189,660.31 = 59,881,150.63/x
  3. Step 3: Cross multiply
    205,481,646.80x = 308,189,660.31 × 59,881,150.63
  4. Step 4: Simplify right side
    205,481,646.80x = 18,454,751,471,631,644
  5. Step 5: Solve for x
    x = 18,454,751,471,631,644/205,481,646.80
  6. Step 6: Final answer
    x = 89,812,164.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.