Home / 649,668,816.60-974,503,224.90-322,194,872.40

Finding the Fourth Proportional to 649,668,816.60, 974,503,224.90 and 322,194,872.40

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Solution

The fourth proportional to 649,668,816.60, 974,503,224.90 and 322,194,872.40 is: 483,292,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,668,816.60 : 974,503,224.90 = 322,194,872.40 : x
  2. Step 2: Convert to fraction form
    649,668,816.60/974,503,224.90 = 322,194,872.40/x
  3. Step 3: Cross multiply
    649,668,816.60x = 974,503,224.90 × 322,194,872.40
  4. Step 4: Simplify right side
    649,668,816.60x = 313,979,942,200,043,968
  5. Step 5: Solve for x
    x = 313,979,942,200,043,968/649,668,816.60
  6. Step 6: Final answer
    x = 483,292,308.60

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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.