Home / 113,985,913.20-170,995,458.60-37,290,361.20

Finding the Fourth Proportional to 113,985,913.20, 170,995,458.60 and 37,290,361.20

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Solution

The fourth proportional to 113,985,913.20, 170,995,458.60 and 37,290,361.20 is: 55,940,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,985,913.20 : 170,995,458.60 = 37,290,361.20 : x
  2. Step 2: Convert to fraction form
    113,985,913.20/170,995,458.60 = 37,290,361.20/x
  3. Step 3: Cross multiply
    113,985,913.20x = 170,995,458.60 × 37,290,361.20
  4. Step 4: Simplify right side
    113,985,913.20x = 6,376,482,414,753,647
  5. Step 5: Solve for x
    x = 6,376,482,414,753,647/113,985,913.20
  6. Step 6: Final answer
    x = 55,940,968.81

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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.