Home / 411,840,861-568,351,486.89-242,306,932.83

Finding the Fourth Proportional to 411,840,861, 568,351,486.89 and 242,306,932.83

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Solution

The fourth proportional to 411,840,861, 568,351,486.89 and 242,306,932.83 is: 334,390,097.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,840,861 : 568,351,486.89 = 242,306,932.83 : x
  2. Step 2: Convert to fraction form
    411,840,861/568,351,486.89 = 242,306,932.83/x
  3. Step 3: Cross multiply
    411,840,861x = 568,351,486.89 × 242,306,932.83
  4. Step 4: Simplify right side
    411,840,861x = 137,715,505,557,685,856
  5. Step 5: Solve for x
    x = 137,715,505,557,685,856/411,840,861
  6. Step 6: Final answer
    x = 334,390,097.24

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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.