Home / 68,502,101,328.32-102,757,078,714.56-18,136,226,358.44

Finding the Fourth Proportional to 68,502,101,328.32, 102,757,078,714.56 and 18,136,226,358.44

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Solution

The fourth proportional to 68,502,101,328.32, 102,757,078,714.56 and 18,136,226,358.44 is: 27,205,379,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,502,101,328.32 : 102,757,078,714.56 = 18,136,226,358.44 : x
  2. Step 2: Convert to fraction form
    68,502,101,328.32/102,757,078,714.56 = 18,136,226,358.44/x
  3. Step 3: Cross multiply
    68,502,101,328.32x = 102,757,078,714.56 × 18,136,226,358.44
  4. Step 4: Simplify right side
    68,502,101,328.32x = 1,863,625,639,499,296,669,696
  5. Step 5: Solve for x
    x = 1,863,625,639,499,296,669,696/68,502,101,328.32
  6. Step 6: Final answer
    x = 27,205,379,154.24

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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.