Home / 80,829,656.19-111,544,970.33-43,659,936.29

Finding the Fourth Proportional to 80,829,656.19, 111,544,970.33 and 43,659,936.29

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Solution

The fourth proportional to 80,829,656.19, 111,544,970.33 and 43,659,936.29 is: 60,250,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829,656.19 : 111,544,970.33 = 43,659,936.29 : x
  2. Step 2: Convert to fraction form
    80,829,656.19/111,544,970.33 = 43,659,936.29/x
  3. Step 3: Cross multiply
    80,829,656.19x = 111,544,970.33 × 43,659,936.29
  4. Step 4: Simplify right side
    80,829,656.19x = 4,870,046,298,465,752
  5. Step 5: Solve for x
    x = 4,870,046,298,465,752/80,829,656.19
  6. Step 6: Final answer
    x = 60,250,736.28

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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.