Home / 108,656,415.20-162,928,635.60-40,464,005.60

Finding the Fourth Proportional to 108,656,415.20, 162,928,635.60 and 40,464,005.60

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Solution

The fourth proportional to 108,656,415.20, 162,928,635.60 and 40,464,005.60 is: 60,675,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,656,415.20 : 162,928,635.60 = 40,464,005.60 : x
  2. Step 2: Convert to fraction form
    108,656,415.20/162,928,635.60 = 40,464,005.60/x
  3. Step 3: Cross multiply
    108,656,415.20x = 162,928,635.60 × 40,464,005.60
  4. Step 4: Simplify right side
    108,656,415.20x = 6,592,745,223,318,759
  5. Step 5: Solve for x
    x = 6,592,745,223,318,759/108,656,415.20
  6. Step 6: Final answer
    x = 60,675,158.58

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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.