Home / 108,235,626.47-162,380,509.91-31,558,654.69

Finding the Fourth Proportional to 108,235,626.47, 162,380,509.91 and 31,558,654.69

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Solution

The fourth proportional to 108,235,626.47, 162,380,509.91 and 31,558,654.69 is: 47,345,874.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,235,626.47 : 162,380,509.91 = 31,558,654.69 : x
  2. Step 2: Convert to fraction form
    108,235,626.47/162,380,509.91 = 31,558,654.69/x
  3. Step 3: Cross multiply
    108,235,626.47x = 162,380,509.91 × 31,558,654.69
  4. Step 4: Simplify right side
    108,235,626.47x = 5,124,510,440,190,413
  5. Step 5: Solve for x
    x = 5,124,510,440,190,413/108,235,626.47
  6. Step 6: Final answer
    x = 47,345,874.99

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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.