Home / 108,648,731.20-162,973,096.80-35,876,743.60

Finding the Fourth Proportional to 108,648,731.20, 162,973,096.80 and 35,876,743.60

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Solution

The fourth proportional to 108,648,731.20, 162,973,096.80 and 35,876,743.60 is: 53,815,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,648,731.20 : 162,973,096.80 = 35,876,743.60 : x
  2. Step 2: Convert to fraction form
    108,648,731.20/162,973,096.80 = 35,876,743.60/x
  3. Step 3: Cross multiply
    108,648,731.20x = 162,973,096.80 × 35,876,743.60
  4. Step 4: Simplify right side
    108,648,731.20x = 5,846,944,007,591,581
  5. Step 5: Solve for x
    x = 5,846,944,007,591,581/108,648,731.20
  6. Step 6: Final answer
    x = 53,815,115.40

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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.