Home / 1,192,581,690.60-1,789,689,667.75-416,227,351.13

Finding the Fourth Proportional to 1,192,581,690.60, 1,789,689,667.75 and 416,227,351.13

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Solution

The fourth proportional to 1,192,581,690.60, 1,789,689,667.75 and 416,227,351.13 is: 624,626,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,581,690.60 : 1,789,689,667.75 = 416,227,351.13 : x
  2. Step 2: Convert to fraction form
    1,192,581,690.60/1,789,689,667.75 = 416,227,351.13/x
  3. Step 3: Cross multiply
    1,192,581,690.60x = 1,789,689,667.75 × 416,227,351.13
  4. Step 4: Simplify right side
    1,192,581,690.60x = 744,917,789,741,282,688
  5. Step 5: Solve for x
    x = 744,917,789,741,282,688/1,192,581,690.60
  6. Step 6: Final answer
    x = 624,626,216.90

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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.