Home / 509,103,424.55-763,342,608.02-197,847,612.23

Finding the Fourth Proportional to 509,103,424.55, 763,342,608.02 and 197,847,612.23

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Solution

The fourth proportional to 509,103,424.55, 763,342,608.02 and 197,847,612.23 is: 296,649,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,103,424.55 : 763,342,608.02 = 197,847,612.23 : x
  2. Step 2: Convert to fraction form
    509,103,424.55/763,342,608.02 = 197,847,612.23/x
  3. Step 3: Cross multiply
    509,103,424.55x = 763,342,608.02 × 197,847,612.23
  4. Step 4: Simplify right side
    509,103,424.55x = 151,025,512,309,188,608
  5. Step 5: Solve for x
    x = 151,025,512,309,188,608/509,103,424.55
  6. Step 6: Final answer
    x = 296,649,963.50

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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.