Home / 79,915,556.32-110,283,468.08-43,246,127.68

Finding the Fourth Proportional to 79,915,556.32, 110,283,468.08 and 43,246,127.68

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Solution

The fourth proportional to 79,915,556.32, 110,283,468.08 and 43,246,127.68 is: 59,679,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,915,556.32 : 110,283,468.08 = 43,246,127.68 : x
  2. Step 2: Convert to fraction form
    79,915,556.32/110,283,468.08 = 43,246,127.68/x
  3. Step 3: Cross multiply
    79,915,556.32x = 110,283,468.08 × 43,246,127.68
  4. Step 4: Simplify right side
    79,915,556.32x = 4,769,332,941,580,884
  5. Step 5: Solve for x
    x = 4,769,332,941,580,884/79,915,556.32
  6. Step 6: Final answer
    x = 59,679,656.39

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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.