Home / 48,112,336.20-72,168,504.30-43,334,761.80

Finding the Fourth Proportional to 48,112,336.20, 72,168,504.30 and 43,334,761.80

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Solution

The fourth proportional to 48,112,336.20, 72,168,504.30 and 43,334,761.80 is: 65,002,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,112,336.20 : 72,168,504.30 = 43,334,761.80 : x
  2. Step 2: Convert to fraction form
    48,112,336.20/72,168,504.30 = 43,334,761.80/x
  3. Step 3: Cross multiply
    48,112,336.20x = 72,168,504.30 × 43,334,761.80
  4. Step 4: Simplify right side
    48,112,336.20x = 3,127,404,943,302,775.50
  5. Step 5: Solve for x
    x = 3,127,404,943,302,775.50/48,112,336.20
  6. Step 6: Final answer
    x = 65,002,142.70

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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.