Home / 658,065,844.02-987,098,706.11-289,600,796.15

Finding the Fourth Proportional to 658,065,844.02, 987,098,706.11 and 289,600,796.15

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Solution

The fourth proportional to 658,065,844.02, 987,098,706.11 and 289,600,796.15 is: 434,401,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,065,844.02 : 987,098,706.11 = 289,600,796.15 : x
  2. Step 2: Convert to fraction form
    658,065,844.02/987,098,706.11 = 289,600,796.15/x
  3. Step 3: Cross multiply
    658,065,844.02x = 987,098,706.11 × 289,600,796.15
  4. Step 4: Simplify right side
    658,065,844.02x = 285,864,571,161,707,360
  5. Step 5: Solve for x
    x = 285,864,571,161,707,360/658,065,844.02
  6. Step 6: Final answer
    x = 434,401,167.85

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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.