Home / 764,954,038.35-1,147,431,057.53-247,755,657.15

Finding the Fourth Proportional to 764,954,038.35, 1,147,431,057.53 and 247,755,657.15

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Solution

The fourth proportional to 764,954,038.35, 1,147,431,057.53 and 247,755,657.15 is: 371,633,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,954,038.35 : 1,147,431,057.53 = 247,755,657.15 : x
  2. Step 2: Convert to fraction form
    764,954,038.35/1,147,431,057.53 = 247,755,657.15/x
  3. Step 3: Cross multiply
    764,954,038.35x = 1,147,431,057.53 × 247,755,657.15
  4. Step 4: Simplify right side
    764,954,038.35x = 284,282,535,691,425,856
  5. Step 5: Solve for x
    x = 284,282,535,691,425,856/764,954,038.35
  6. Step 6: Final answer
    x = 371,633,485.73

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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.