Home / 109,982,602.80-165,068,382.60-48,666,121.20

Finding the Fourth Proportional to 109,982,602.80, 165,068,382.60 and 48,666,121.20

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Solution

The fourth proportional to 109,982,602.80, 165,068,382.60 and 48,666,121.20 is: 73,040,987.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,982,602.80 : 165,068,382.60 = 48,666,121.20 : x
  2. Step 2: Convert to fraction form
    109,982,602.80/165,068,382.60 = 48,666,121.20/x
  3. Step 3: Cross multiply
    109,982,602.80x = 165,068,382.60 × 48,666,121.20
  4. Step 4: Simplify right side
    109,982,602.80x = 8,033,237,913,899,571
  5. Step 5: Solve for x
    x = 8,033,237,913,899,571/109,982,602.80
  6. Step 6: Final answer
    x = 73,040,987.48

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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.