Home / 844,189,834.73-1,164,981,088.37-472,914,479.57

Finding the Fourth Proportional to 844,189,834.73, 1,164,981,088.37 and 472,914,479.57

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Solution

The fourth proportional to 844,189,834.73, 1,164,981,088.37 and 472,914,479.57 is: 652,621,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,189,834.73 : 1,164,981,088.37 = 472,914,479.57 : x
  2. Step 2: Convert to fraction form
    844,189,834.73/1,164,981,088.37 = 472,914,479.57/x
  3. Step 3: Cross multiply
    844,189,834.73x = 1,164,981,088.37 × 472,914,479.57
  4. Step 4: Simplify right side
    844,189,834.73x = 550,936,425,110,748,096
  5. Step 5: Solve for x
    x = 550,936,425,110,748,096/844,189,834.73
  6. Step 6: Final answer
    x = 652,621,486.84

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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.