Home / 322,229,733.60-483,344,600.40-289,981,106.40

Finding the Fourth Proportional to 322,229,733.60, 483,344,600.40 and 289,981,106.40

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Solution

The fourth proportional to 322,229,733.60, 483,344,600.40 and 289,981,106.40 is: 434,971,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,229,733.60 : 483,344,600.40 = 289,981,106.40 : x
  2. Step 2: Convert to fraction form
    322,229,733.60/483,344,600.40 = 289,981,106.40/x
  3. Step 3: Cross multiply
    322,229,733.60x = 483,344,600.40 × 289,981,106.40
  4. Step 4: Simplify right side
    322,229,733.60x = 140,160,801,996,457,872
  5. Step 5: Solve for x
    x = 140,160,801,996,457,872/322,229,733.60
  6. Step 6: Final answer
    x = 434,971,659.60

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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.