Home / 844,189,835.73-1,164,981,089.75-472,914,480.57

Finding the Fourth Proportional to 844,189,835.73, 1,164,981,089.75 and 472,914,480.57

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Solution

The fourth proportional to 844,189,835.73, 1,164,981,089.75 and 472,914,480.57 is: 652,621,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,189,835.73 : 1,164,981,089.75 = 472,914,480.57 : x
  2. Step 2: Convert to fraction form
    844,189,835.73/1,164,981,089.75 = 472,914,480.57/x
  3. Step 3: Cross multiply
    844,189,835.73x = 1,164,981,089.75 × 472,914,480.57
  4. Step 4: Simplify right side
    844,189,835.73x = 550,936,426,932,993,792
  5. Step 5: Solve for x
    x = 550,936,426,932,993,792/844,189,835.73
  6. Step 6: Final answer
    x = 652,621,488.22

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Double scale
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1.5x scale

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.