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Finding the Fourth Proportional to 243,578,329.70, 365,367,494.55 and 243,578,329.70

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Solution

The fourth proportional to 243,578,329.70, 365,367,494.55 and 243,578,329.70 is: 365,367,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,329.70 : 365,367,494.55 = 243,578,329.70 : x
  2. Step 2: Convert to fraction form
    243,578,329.70/365,367,494.55 = 243,578,329.70/x
  3. Step 3: Cross multiply
    243,578,329.70x = 365,367,494.55 × 243,578,329.70
  4. Step 4: Simplify right side
    243,578,329.70x = 88,995,604,049,162,848
  5. Step 5: Solve for x
    x = 88,995,604,049,162,848/243,578,329.70
  6. Step 6: Final answer
    x = 365,367,494.55

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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.