Home / 808,734,066.20-1,213,101,099.30-792,609,752.60

Finding the Fourth Proportional to 808,734,066.20, 1,213,101,099.30 and 792,609,752.60

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Solution

The fourth proportional to 808,734,066.20, 1,213,101,099.30 and 792,609,752.60 is: 1,188,914,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,734,066.20 : 1,213,101,099.30 = 792,609,752.60 : x
  2. Step 2: Convert to fraction form
    808,734,066.20/1,213,101,099.30 = 792,609,752.60/x
  3. Step 3: Cross multiply
    808,734,066.20x = 1,213,101,099.30 × 792,609,752.60
  4. Step 4: Simplify right side
    808,734,066.20x = 961,515,762,194,961,024
  5. Step 5: Solve for x
    x = 961,515,762,194,961,024/808,734,066.20
  6. Step 6: Final answer
    x = 1,188,914,628.90

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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.