Home / 67,233,041.20-100,849,561.80-57,667,103.20

Finding the Fourth Proportional to 67,233,041.20, 100,849,561.80 and 57,667,103.20

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Solution

The fourth proportional to 67,233,041.20, 100,849,561.80 and 57,667,103.20 is: 86,500,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,233,041.20 : 100,849,561.80 = 57,667,103.20 : x
  2. Step 2: Convert to fraction form
    67,233,041.20/100,849,561.80 = 57,667,103.20/x
  3. Step 3: Cross multiply
    67,233,041.20x = 100,849,561.80 × 57,667,103.20
  4. Step 4: Simplify right side
    67,233,041.20x = 5,815,702,087,995,378
  5. Step 5: Solve for x
    x = 5,815,702,087,995,378/67,233,041.20
  6. Step 6: Final answer
    x = 86,500,654.80

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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.