Home / 424,003,597.82-636,005,629.09-193,811,257.27

Finding the Fourth Proportional to 424,003,597.82, 636,005,629.09 and 193,811,257.27

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Solution

The fourth proportional to 424,003,597.82, 636,005,629.09 and 193,811,257.27 is: 290,716,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,003,597.82 : 636,005,629.09 = 193,811,257.27 : x
  2. Step 2: Convert to fraction form
    424,003,597.82/636,005,629.09 = 193,811,257.27/x
  3. Step 3: Cross multiply
    424,003,597.82x = 636,005,629.09 × 193,811,257.27
  4. Step 4: Simplify right side
    424,003,597.82x = 123,265,050,601,550,160
  5. Step 5: Solve for x
    x = 123,265,050,601,550,160/424,003,597.82
  6. Step 6: Final answer
    x = 290,716,992.11

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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.