Home / 108,497,214.72-162,747,090.54-31,821,782.04

Finding the Fourth Proportional to 108,497,214.72, 162,747,090.54 and 31,821,782.04

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Solution

The fourth proportional to 108,497,214.72, 162,747,090.54 and 31,821,782.04 is: 47,733,045.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,497,214.72 : 162,747,090.54 = 31,821,782.04 : x
  2. Step 2: Convert to fraction form
    108,497,214.72/162,747,090.54 = 31,821,782.04/x
  3. Step 3: Cross multiply
    108,497,214.72x = 162,747,090.54 × 31,821,782.04
  4. Step 4: Simplify right side
    108,497,214.72x = 5,178,902,442,808,025
  5. Step 5: Solve for x
    x = 5,178,902,442,808,025/108,497,214.72
  6. Step 6: Final answer
    x = 47,733,045.09

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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.