Home / 108,635,183.70-162,952,775.55-74,197,806.90

Finding the Fourth Proportional to 108,635,183.70, 162,952,775.55 and 74,197,806.90

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Solution

The fourth proportional to 108,635,183.70, 162,952,775.55 and 74,197,806.90 is: 111,296,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,635,183.70 : 162,952,775.55 = 74,197,806.90 : x
  2. Step 2: Convert to fraction form
    108,635,183.70/162,952,775.55 = 74,197,806.90/x
  3. Step 3: Cross multiply
    108,635,183.70x = 162,952,775.55 × 74,197,806.90
  4. Step 4: Simplify right side
    108,635,183.70x = 12,090,738,574,077,944
  5. Step 5: Solve for x
    x = 12,090,738,574,077,944/108,635,183.70
  6. Step 6: Final answer
    x = 111,296,710.35

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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.