Home / 104,303,431.20-156,392,938.80-63,942,880.80

Finding the Fourth Proportional to 104,303,431.20, 156,392,938.80 and 63,942,880.80

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Solution

The fourth proportional to 104,303,431.20, 156,392,938.80 and 63,942,880.80 is: 95,876,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,303,431.20 : 156,392,938.80 = 63,942,880.80 : x
  2. Step 2: Convert to fraction form
    104,303,431.20/156,392,938.80 = 63,942,880.80/x
  3. Step 3: Cross multiply
    104,303,431.20x = 156,392,938.80 × 63,942,880.80
  4. Step 4: Simplify right side
    104,303,431.20x = 10,000,215,043,650,096
  5. Step 5: Solve for x
    x = 10,000,215,043,650,096/104,303,431.20
  6. Step 6: Final answer
    x = 95,876,184.79

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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.