Home / 79,810,377.48-110,138,272.20-43,140,948.48

Finding the Fourth Proportional to 79,810,377.48, 110,138,272.20 and 43,140,948.48

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Solution

The fourth proportional to 79,810,377.48, 110,138,272.20 and 43,140,948.48 is: 59,534,482.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,810,377.48 : 110,138,272.20 = 43,140,948.48 : x
  2. Step 2: Convert to fraction form
    79,810,377.48/110,138,272.20 = 43,140,948.48/x
  3. Step 3: Cross multiply
    79,810,377.48x = 110,138,272.20 × 43,140,948.48
  4. Step 4: Simplify right side
    79,810,377.48x = 4,751,469,526,656,416
  5. Step 5: Solve for x
    x = 4,751,469,526,656,416/79,810,377.48
  6. Step 6: Final answer
    x = 59,534,482.57

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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.