Home / 411,840,855.06-568,351,478.69-242,306,926.90

Finding the Fourth Proportional to 411,840,855.06, 568,351,478.69 and 242,306,926.90

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Solution

The fourth proportional to 411,840,855.06, 568,351,478.69 and 242,306,926.90 is: 334,390,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,840,855.06 : 568,351,478.69 = 242,306,926.90 : x
  2. Step 2: Convert to fraction form
    411,840,855.06/568,351,478.69 = 242,306,926.90/x
  3. Step 3: Cross multiply
    411,840,855.06x = 568,351,478.69 × 242,306,926.90
  4. Step 4: Simplify right side
    411,840,855.06x = 137,715,500,200,444,752
  5. Step 5: Solve for x
    x = 137,715,500,200,444,752/411,840,855.06
  6. Step 6: Final answer
    x = 334,390,089.06

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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.