Home / 560,158,152.73-773,086,035.75-318,812,807.56

Finding the Fourth Proportional to 560,158,152.73, 773,086,035.75 and 318,812,807.56

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Solution

The fourth proportional to 560,158,152.73, 773,086,035.75 and 318,812,807.56 is: 440,000,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,158,152.73 : 773,086,035.75 = 318,812,807.56 : x
  2. Step 2: Convert to fraction form
    560,158,152.73/773,086,035.75 = 318,812,807.56/x
  3. Step 3: Cross multiply
    560,158,152.73x = 773,086,035.75 × 318,812,807.56
  4. Step 4: Simplify right side
    560,158,152.73x = 246,469,729,542,888,032
  5. Step 5: Solve for x
    x = 246,469,729,542,888,032/560,158,152.73
  6. Step 6: Final answer
    x = 440,000,254.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.