Home / 113,324,325.20-169,986,487.80-36,655,103.60

Finding the Fourth Proportional to 113,324,325.20, 169,986,487.80 and 36,655,103.60

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Solution

The fourth proportional to 113,324,325.20, 169,986,487.80 and 36,655,103.60 is: 54,982,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,324,325.20 : 169,986,487.80 = 36,655,103.60 : x
  2. Step 2: Convert to fraction form
    113,324,325.20/169,986,487.80 = 36,655,103.60/x
  3. Step 3: Cross multiply
    113,324,325.20x = 169,986,487.80 × 36,655,103.60
  4. Step 4: Simplify right side
    113,324,325.20x = 6,230,872,320,909,137
  5. Step 5: Solve for x
    x = 6,230,872,320,909,137/113,324,325.20
  6. Step 6: Final answer
    x = 54,982,655.40

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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.