Home / 107,350,813.58-161,026,220.36-90,722,615.18

Finding the Fourth Proportional to 107,350,813.58, 161,026,220.36 and 90,722,615.18

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Solution

The fourth proportional to 107,350,813.58, 161,026,220.36 and 90,722,615.18 is: 136,083,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,350,813.58 : 161,026,220.36 = 90,722,615.18 : x
  2. Step 2: Convert to fraction form
    107,350,813.58/161,026,220.36 = 90,722,615.18/x
  3. Step 3: Cross multiply
    107,350,813.58x = 161,026,220.36 × 90,722,615.18
  4. Step 4: Simplify right side
    107,350,813.58x = 14,608,719,823,031,838
  5. Step 5: Solve for x
    x = 14,608,719,823,031,838/107,350,813.58
  6. Step 6: Final answer
    x = 136,083,922.76

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Double scale
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Similar ratio
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1.5x scale

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.