Home / 68,368,612.62-102,553,181.88-16,553,128.96

Finding the Fourth Proportional to 68,368,612.62, 102,553,181.88 and 16,553,128.96

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Solution

The fourth proportional to 68,368,612.62, 102,553,181.88 and 16,553,128.96 is: 24,829,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,368,612.62 : 102,553,181.88 = 16,553,128.96 : x
  2. Step 2: Convert to fraction form
    68,368,612.62/102,553,181.88 = 16,553,128.96/x
  3. Step 3: Cross multiply
    68,368,612.62x = 102,553,181.88 × 16,553,128.96
  4. Step 4: Simplify right side
    68,368,612.62x = 1,697,576,044,917,975.25
  5. Step 5: Solve for x
    x = 1,697,576,044,917,975.25/68,368,612.62
  6. Step 6: Final answer
    x = 24,829,757.10

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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.