Home / 323,323,247.20-485,148,685.20-141,572,207.20

Finding the Fourth Proportional to 323,323,247.20, 485,148,685.20 and 141,572,207.20

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Solution

The fourth proportional to 323,323,247.20, 485,148,685.20 and 141,572,207.20 is: 212,430,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,323,247.20 : 485,148,685.20 = 141,572,207.20 : x
  2. Step 2: Convert to fraction form
    323,323,247.20/485,148,685.20 = 141,572,207.20/x
  3. Step 3: Cross multiply
    323,323,247.20x = 485,148,685.20 × 141,572,207.20
  4. Step 4: Simplify right side
    323,323,247.20x = 68,683,570,183,941,968
  5. Step 5: Solve for x
    x = 68,683,570,183,941,968/323,323,247.20
  6. Step 6: Final answer
    x = 212,430,039.53

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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.