Home / 208,617,552,002.55-312,926,328,003.82-208,617,552,002.55

Finding the Fourth Proportional to 208,617,552,002.55, 312,926,328,003.82 and 208,617,552,002.55

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Solution

The fourth proportional to 208,617,552,002.55, 312,926,328,003.82 and 208,617,552,002.55 is: 312,926,328,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,617,552,002.55 : 312,926,328,003.82 = 208,617,552,002.55 : x
  2. Step 2: Convert to fraction form
    208,617,552,002.55/312,926,328,003.82 = 208,617,552,002.55/x
  3. Step 3: Cross multiply
    208,617,552,002.55x = 312,926,328,003.82 × 208,617,552,002.55
  4. Step 4: Simplify right side
    208,617,552,002.55x = 65,281,924,505,303,936,663,552
  5. Step 5: Solve for x
    x = 65,281,924,505,303,936,663,552/208,617,552,002.55
  6. Step 6: Final answer
    x = 312,926,328,003.82

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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.