Home / 12,126,773,189.10-18,188,459,172.45-3,846,497,256.30

Finding the Fourth Proportional to 12,126,773,189.10, 18,188,459,172.45 and 3,846,497,256.30

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Solution

The fourth proportional to 12,126,773,189.10, 18,188,459,172.45 and 3,846,497,256.30 is: 5,769,206,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,126,773,189.10 : 18,188,459,172.45 = 3,846,497,256.30 : x
  2. Step 2: Convert to fraction form
    12,126,773,189.10/18,188,459,172.45 = 3,846,497,256.30/x
  3. Step 3: Cross multiply
    12,126,773,189.10x = 18,188,459,172.45 × 3,846,497,256.30
  4. Step 4: Simplify right side
    12,126,773,189.10x = 69,961,858,303,153,496,064
  5. Step 5: Solve for x
    x = 69,961,858,303,153,496,064/12,126,773,189.10
  6. Step 6: Final answer
    x = 5,769,206,466.73

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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.