Home / 223,166,781.21-334,790,576.82-91,936,129.85

Finding the Fourth Proportional to 223,166,781.21, 334,790,576.82 and 91,936,129.85

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Solution

The fourth proportional to 223,166,781.21, 334,790,576.82 and 91,936,129.85 is: 137,920,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,166,781.21 : 334,790,576.82 = 91,936,129.85 : x
  2. Step 2: Convert to fraction form
    223,166,781.21/334,790,576.82 = 91,936,129.85/x
  3. Step 3: Cross multiply
    223,166,781.21x = 334,790,576.82 × 91,936,129.85
  4. Step 4: Simplify right side
    223,166,781.21x = 30,779,349,941,405,968
  5. Step 5: Solve for x
    x = 30,779,349,941,405,968/223,166,781.21
  6. Step 6: Final answer
    x = 137,920,840.08

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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.