Home / 414,991,422.97-572,952,286.47-258,588,302.65

Finding the Fourth Proportional to 414,991,422.97, 572,952,286.47 and 258,588,302.65

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Solution

The fourth proportional to 414,991,422.97, 572,952,286.47 and 258,588,302.65 is: 357,016,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,991,422.97 : 572,952,286.47 = 258,588,302.65 : x
  2. Step 2: Convert to fraction form
    414,991,422.97/572,952,286.47 = 258,588,302.65/x
  3. Step 3: Cross multiply
    414,991,422.97x = 572,952,286.47 × 258,588,302.65
  4. Step 4: Simplify right side
    414,991,422.97x = 148,158,759,257,713,856
  5. Step 5: Solve for x
    x = 148,158,759,257,713,856/414,991,422.97
  6. Step 6: Final answer
    x = 357,016,437.10

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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.