Home / 79,810,031.60-110,137,794.89-43,140,602.60

Finding the Fourth Proportional to 79,810,031.60, 110,137,794.89 and 43,140,602.60

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Solution

The fourth proportional to 79,810,031.60, 110,137,794.89 and 43,140,602.60 is: 59,534,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,810,031.60 : 110,137,794.89 = 43,140,602.60 : x
  2. Step 2: Convert to fraction form
    79,810,031.60/110,137,794.89 = 43,140,602.60/x
  3. Step 3: Cross multiply
    79,810,031.60x = 110,137,794.89 × 43,140,602.60
  4. Step 4: Simplify right side
    79,810,031.60x = 4,751,410,840,589,801
  5. Step 5: Solve for x
    x = 4,751,410,840,589,801/79,810,031.60
  6. Step 6: Final answer
    x = 59,534,005.25

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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.