Home / 88,065,122.40-132,097,683.60-55,540,933.20

Finding the Fourth Proportional to 88,065,122.40, 132,097,683.60 and 55,540,933.20

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Solution

The fourth proportional to 88,065,122.40, 132,097,683.60 and 55,540,933.20 is: 83,311,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,065,122.40 : 132,097,683.60 = 55,540,933.20 : x
  2. Step 2: Convert to fraction form
    88,065,122.40/132,097,683.60 = 55,540,933.20/x
  3. Step 3: Cross multiply
    88,065,122.40x = 132,097,683.60 × 55,540,933.20
  4. Step 4: Simplify right side
    88,065,122.40x = 7,336,828,620,702,336
  5. Step 5: Solve for x
    x = 7,336,828,620,702,336/88,065,122.40
  6. Step 6: Final answer
    x = 83,311,399.80

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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.