Home / 79,744,161-110,046,986.46-43,074,732.36

Finding the Fourth Proportional to 79,744,161, 110,046,986.46 and 43,074,732.36

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Solution

The fourth proportional to 79,744,161, 110,046,986.46 and 43,074,732.36 is: 59,443,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744,161 : 110,046,986.46 = 43,074,732.36 : x
  2. Step 2: Convert to fraction form
    79,744,161/110,046,986.46 = 43,074,732.36/x
  3. Step 3: Cross multiply
    79,744,161x = 110,046,986.46 × 43,074,732.36
  4. Step 4: Simplify right side
    79,744,161x = 4,740,244,488,789,043
  5. Step 5: Solve for x
    x = 4,740,244,488,789,043/79,744,161
  6. Step 6: Final answer
    x = 59,443,154.58

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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.