Home / 84,080,197.05-126,059,766.42-51,665,127.27

Finding the Fourth Proportional to 84,080,197.05, 126,059,766.42 and 51,665,127.27

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Solution

The fourth proportional to 84,080,197.05, 126,059,766.42 and 51,665,127.27 is: 77,460,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080,197.05 : 126,059,766.42 = 51,665,127.27 : x
  2. Step 2: Convert to fraction form
    84,080,197.05/126,059,766.42 = 51,665,127.27/x
  3. Step 3: Cross multiply
    84,080,197.05x = 126,059,766.42 × 51,665,127.27
  4. Step 4: Simplify right side
    84,080,197.05x = 6,512,893,875,715,773
  5. Step 5: Solve for x
    x = 6,512,893,875,715,773/84,080,197.05
  6. Step 6: Final answer
    x = 77,460,497.29

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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.