Home / 80,364,742.11-110,902,564.67-43,695,313.11

Finding the Fourth Proportional to 80,364,742.11, 110,902,564.67 and 43,695,313.11

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Solution

The fourth proportional to 80,364,742.11, 110,902,564.67 and 43,695,313.11 is: 60,299,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,364,742.11 : 110,902,564.67 = 43,695,313.11 : x
  2. Step 2: Convert to fraction form
    80,364,742.11/110,902,564.67 = 43,695,313.11/x
  3. Step 3: Cross multiply
    80,364,742.11x = 110,902,564.67 × 43,695,313.11
  4. Step 4: Simplify right side
    80,364,742.11x = 4,845,922,287,739,197
  5. Step 5: Solve for x
    x = 4,845,922,287,739,197/80,364,742.11
  6. Step 6: Final answer
    x = 60,299,108.30

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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.