Home / 641,062,043.12-961,670,073-226,453,723.76

Finding the Fourth Proportional to 641,062,043.12, 961,670,073 and 226,453,723.76

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Solution

The fourth proportional to 641,062,043.12, 961,670,073 and 226,453,723.76 is: 339,707,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,062,043.12 : 961,670,073 = 226,453,723.76 : x
  2. Step 2: Convert to fraction form
    641,062,043.12/961,670,073 = 226,453,723.76/x
  3. Step 3: Cross multiply
    641,062,043.12x = 961,670,073 × 226,453,723.76
  4. Step 4: Simplify right side
    641,062,043.12x = 217,773,769,059,401,024
  5. Step 5: Solve for x
    x = 217,773,769,059,401,024/641,062,043.12
  6. Step 6: Final answer
    x = 339,707,788.66

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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.