Home / 486,052,063.92-670,753,891.08-263,033,754.84

Finding the Fourth Proportional to 486,052,063.92, 670,753,891.08 and 263,033,754.84

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Solution

The fourth proportional to 486,052,063.92, 670,753,891.08 and 263,033,754.84 is: 362,987,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,052,063.92 : 670,753,891.08 = 263,033,754.84 : x
  2. Step 2: Convert to fraction form
    486,052,063.92/670,753,891.08 = 263,033,754.84/x
  3. Step 3: Cross multiply
    486,052,063.92x = 670,753,891.08 × 263,033,754.84
  4. Step 4: Simplify right side
    486,052,063.92x = 176,430,914,544,312,800
  5. Step 5: Solve for x
    x = 176,430,914,544,312,800/486,052,063.92
  6. Step 6: Final answer
    x = 362,987,687.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.