Home / 79,810,031.10-110,137,794.20-43,140,602.10

Finding the Fourth Proportional to 79,810,031.10, 110,137,794.20 and 43,140,602.10

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Solution

The fourth proportional to 79,810,031.10, 110,137,794.20 and 43,140,602.10 is: 59,534,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,810,031.10 : 110,137,794.20 = 43,140,602.10 : x
  2. Step 2: Convert to fraction form
    79,810,031.10/110,137,794.20 = 43,140,602.10/x
  3. Step 3: Cross multiply
    79,810,031.10x = 110,137,794.20 × 43,140,602.10
  4. Step 4: Simplify right side
    79,810,031.10x = 4,751,410,755,753,888
  5. Step 5: Solve for x
    x = 4,751,410,755,753,888/79,810,031.10
  6. Step 6: Final answer
    x = 59,534,004.56

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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.