Home / 88,009,614.90-132,014,422.35-80,445,122.10

Finding the Fourth Proportional to 88,009,614.90, 132,014,422.35 and 80,445,122.10

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Solution

The fourth proportional to 88,009,614.90, 132,014,422.35 and 80,445,122.10 is: 120,667,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,009,614.90 : 132,014,422.35 = 80,445,122.10 : x
  2. Step 2: Convert to fraction form
    88,009,614.90/132,014,422.35 = 80,445,122.10/x
  3. Step 3: Cross multiply
    88,009,614.90x = 132,014,422.35 × 80,445,122.10
  4. Step 4: Simplify right side
    88,009,614.90x = 10,619,916,324,906,718
  5. Step 5: Solve for x
    x = 10,619,916,324,906,718/88,009,614.90
  6. Step 6: Final answer
    x = 120,667,683.15

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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.