Home / 88,138,908.40-132,208,362.60-47,324,239.60

Finding the Fourth Proportional to 88,138,908.40, 132,208,362.60 and 47,324,239.60

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Solution

The fourth proportional to 88,138,908.40, 132,208,362.60 and 47,324,239.60 is: 70,986,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,908.40 : 132,208,362.60 = 47,324,239.60 : x
  2. Step 2: Convert to fraction form
    88,138,908.40/132,208,362.60 = 47,324,239.60/x
  3. Step 3: Cross multiply
    88,138,908.40x = 132,208,362.60 × 47,324,239.60
  4. Step 4: Simplify right side
    88,138,908.40x = 6,256,660,228,806,079
  5. Step 5: Solve for x
    x = 6,256,660,228,806,079/88,138,908.40
  6. Step 6: Final answer
    x = 70,986,359.40

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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.