Home / 764,945,634.20-1,144,773,056.10-458,457,704.60

Finding the Fourth Proportional to 764,945,634.20, 1,144,773,056.10 and 458,457,704.60

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Solution

The fourth proportional to 764,945,634.20, 1,144,773,056.10 and 458,457,704.60 is: 686,101,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,945,634.20 : 1,144,773,056.10 = 458,457,704.60 : x
  2. Step 2: Convert to fraction form
    764,945,634.20/1,144,773,056.10 = 458,457,704.60/x
  3. Step 3: Cross multiply
    764,945,634.20x = 1,144,773,056.10 × 458,457,704.60
  4. Step 4: Simplify right side
    764,945,634.20x = 524,830,027,587,532,992
  5. Step 5: Solve for x
    x = 524,830,027,587,532,992/764,945,634.20
  6. Step 6: Final answer
    x = 686,101,082.38

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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.