Home / 79,722,450.48-110,016,983.04-43,053,021.48

Finding the Fourth Proportional to 79,722,450.48, 110,016,983.04 and 43,053,021.48

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Solution

The fourth proportional to 79,722,450.48, 110,016,983.04 and 43,053,021.48 is: 59,413,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,450.48 : 110,016,983.04 = 43,053,021.48 : x
  2. Step 2: Convert to fraction form
    79,722,450.48/110,016,983.04 = 43,053,021.48/x
  3. Step 3: Cross multiply
    79,722,450.48x = 110,016,983.04 × 43,053,021.48
  4. Step 4: Simplify right side
    79,722,450.48x = 4,736,563,533,985,916
  5. Step 5: Solve for x
    x = 4,736,563,533,985,916/79,722,450.48
  6. Step 6: Final answer
    x = 59,413,170.39

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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.