Home / 107,835,100.20-161,752,650.30-97,085,557.80

Finding the Fourth Proportional to 107,835,100.20, 161,752,650.30 and 97,085,557.80

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Solution

The fourth proportional to 107,835,100.20, 161,752,650.30 and 97,085,557.80 is: 145,628,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,835,100.20 : 161,752,650.30 = 97,085,557.80 : x
  2. Step 2: Convert to fraction form
    107,835,100.20/161,752,650.30 = 97,085,557.80/x
  3. Step 3: Cross multiply
    107,835,100.20x = 161,752,650.30 × 97,085,557.80
  4. Step 4: Simplify right side
    107,835,100.20x = 15,703,846,280,003,838
  5. Step 5: Solve for x
    x = 15,703,846,280,003,838/107,835,100.20
  6. Step 6: Final answer
    x = 145,628,336.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.