Home / 79,722,448.98-110,016,980.97-43,053,019.98

Finding the Fourth Proportional to 79,722,448.98, 110,016,980.97 and 43,053,019.98

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Solution

The fourth proportional to 79,722,448.98, 110,016,980.97 and 43,053,019.98 is: 59,413,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,448.98 : 110,016,980.97 = 43,053,019.98 : x
  2. Step 2: Convert to fraction form
    79,722,448.98/110,016,980.97 = 43,053,019.98/x
  3. Step 3: Cross multiply
    79,722,448.98x = 110,016,980.97 × 43,053,019.98
  4. Step 4: Simplify right side
    79,722,448.98x = 4,736,563,279,840,689
  5. Step 5: Solve for x
    x = 4,736,563,279,840,689/79,722,448.98
  6. Step 6: Final answer
    x = 59,413,168.32

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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.