Home / 307,152,076.20-460,728,114.30-192,360,820.20

Finding the Fourth Proportional to 307,152,076.20, 460,728,114.30 and 192,360,820.20

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Solution

The fourth proportional to 307,152,076.20, 460,728,114.30 and 192,360,820.20 is: 288,541,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,152,076.20 : 460,728,114.30 = 192,360,820.20 : x
  2. Step 2: Convert to fraction form
    307,152,076.20/460,728,114.30 = 192,360,820.20/x
  3. Step 3: Cross multiply
    307,152,076.20x = 460,728,114.30 × 192,360,820.20
  4. Step 4: Simplify right side
    307,152,076.20x = 88,626,037,955,947,344
  5. Step 5: Solve for x
    x = 88,626,037,955,947,344/307,152,076.20
  6. Step 6: Final answer
    x = 288,541,230.30

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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.