Home / 800,299,000.04-1,201,822,287.19-491,221,550.25

Finding the Fourth Proportional to 800,299,000.04, 1,201,822,287.19 and 491,221,550.25

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Solution

The fourth proportional to 800,299,000.04, 1,201,822,287.19 and 491,221,550.25 is: 737,675,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,299,000.04 : 1,201,822,287.19 = 491,221,550.25 : x
  2. Step 2: Convert to fraction form
    800,299,000.04/1,201,822,287.19 = 491,221,550.25/x
  3. Step 3: Cross multiply
    800,299,000.04x = 1,201,822,287.19 × 491,221,550.25
  4. Step 4: Simplify right side
    800,299,000.04x = 590,361,007,037,244,416
  5. Step 5: Solve for x
    x = 590,361,007,037,244,416/800,299,000.04
  6. Step 6: Final answer
    x = 737,675,552.53

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1.5x scale

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.