Home / 694,914,063.77-1,042,370,215.39-177,344,515.87

Finding the Fourth Proportional to 694,914,063.77, 1,042,370,215.39 and 177,344,515.87

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Solution

The fourth proportional to 694,914,063.77, 1,042,370,215.39 and 177,344,515.87 is: 266,016,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,914,063.77 : 1,042,370,215.39 = 177,344,515.87 : x
  2. Step 2: Convert to fraction form
    694,914,063.77/1,042,370,215.39 = 177,344,515.87/x
  3. Step 3: Cross multiply
    694,914,063.77x = 1,042,370,215.39 × 177,344,515.87
  4. Step 4: Simplify right side
    694,914,063.77x = 184,858,641,203,271,808
  5. Step 5: Solve for x
    x = 184,858,641,203,271,808/694,914,063.77
  6. Step 6: Final answer
    x = 266,016,549.15

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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.