Home / 79,722,451.98-110,016,985.11-43,053,022.98

Finding the Fourth Proportional to 79,722,451.98, 110,016,985.11 and 43,053,022.98

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Solution

The fourth proportional to 79,722,451.98, 110,016,985.11 and 43,053,022.98 is: 59,413,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,451.98 : 110,016,985.11 = 43,053,022.98 : x
  2. Step 2: Convert to fraction form
    79,722,451.98/110,016,985.11 = 43,053,022.98/x
  3. Step 3: Cross multiply
    79,722,451.98x = 110,016,985.11 × 43,053,022.98
  4. Step 4: Simplify right side
    79,722,451.98x = 4,736,563,788,131,147
  5. Step 5: Solve for x
    x = 4,736,563,788,131,147/79,722,451.98
  6. Step 6: Final answer
    x = 59,413,172.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.