Home / 363,861,266.20-545,791,899.30-105,084,928.60

Finding the Fourth Proportional to 363,861,266.20, 545,791,899.30 and 105,084,928.60

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Solution

The fourth proportional to 363,861,266.20, 545,791,899.30 and 105,084,928.60 is: 157,627,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,861,266.20 : 545,791,899.30 = 105,084,928.60 : x
  2. Step 2: Convert to fraction form
    363,861,266.20/545,791,899.30 = 105,084,928.60/x
  3. Step 3: Cross multiply
    363,861,266.20x = 545,791,899.30 × 105,084,928.60
  4. Step 4: Simplify right side
    363,861,266.20x = 57,354,502,768,398,880
  5. Step 5: Solve for x
    x = 57,354,502,768,398,880/363,861,266.20
  6. Step 6: Final answer
    x = 157,627,392.90

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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.