Home / 108,540,368.90-162,763,314.15-35,729,015.30

Finding the Fourth Proportional to 108,540,368.90, 162,763,314.15 and 35,729,015.30

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Solution

The fourth proportional to 108,540,368.90, 162,763,314.15 and 35,729,015.30 is: 53,577,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,540,368.90 : 162,763,314.15 = 35,729,015.30 : x
  2. Step 2: Convert to fraction form
    108,540,368.90/162,763,314.15 = 35,729,015.30/x
  3. Step 3: Cross multiply
    108,540,368.90x = 162,763,314.15 × 35,729,015.30
  4. Step 4: Simplify right side
    108,540,368.90x = 5,815,372,941,544,056
  5. Step 5: Solve for x
    x = 5,815,372,941,544,056/108,540,368.90
  6. Step 6: Final answer
    x = 53,577,972.88

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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.