Home / 69,862,251.38-96,407,645.97-40,097,798.60

Finding the Fourth Proportional to 69,862,251.38, 96,407,645.97 and 40,097,798.60

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Solution

The fourth proportional to 69,862,251.38, 96,407,645.97 and 40,097,798.60 is: 55,333,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,862,251.38 : 96,407,645.97 = 40,097,798.60 : x
  2. Step 2: Convert to fraction form
    69,862,251.38/96,407,645.97 = 40,097,798.60/x
  3. Step 3: Cross multiply
    69,862,251.38x = 96,407,645.97 × 40,097,798.60
  4. Step 4: Simplify right side
    69,862,251.38x = 3,865,734,371,605,161.50
  5. Step 5: Solve for x
    x = 3,865,734,371,605,161.50/69,862,251.38
  6. Step 6: Final answer
    x = 55,333,664.39

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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.