Home / 330,532,801.20-495,799,201.80-100,501,516.80

Finding the Fourth Proportional to 330,532,801.20, 495,799,201.80 and 100,501,516.80

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Solution

The fourth proportional to 330,532,801.20, 495,799,201.80 and 100,501,516.80 is: 150,752,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,532,801.20 : 495,799,201.80 = 100,501,516.80 : x
  2. Step 2: Convert to fraction form
    330,532,801.20/495,799,201.80 = 100,501,516.80/x
  3. Step 3: Cross multiply
    330,532,801.20x = 495,799,201.80 × 100,501,516.80
  4. Step 4: Simplify right side
    330,532,801.20x = 49,828,571,809,129,288
  5. Step 5: Solve for x
    x = 49,828,571,809,129,288/330,532,801.20
  6. Step 6: Final answer
    x = 150,752,275.20

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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.