Home / 132,097,683.60-198,146,525.40-83,311,399.80

Finding the Fourth Proportional to 132,097,683.60, 198,146,525.40 and 83,311,399.80

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Solution

The fourth proportional to 132,097,683.60, 198,146,525.40 and 83,311,399.80 is: 124,967,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,097,683.60 : 198,146,525.40 = 83,311,399.80 : x
  2. Step 2: Convert to fraction form
    132,097,683.60/198,146,525.40 = 83,311,399.80/x
  3. Step 3: Cross multiply
    132,097,683.60x = 198,146,525.40 × 83,311,399.80
  4. Step 4: Simplify right side
    132,097,683.60x = 16,507,864,396,580,254
  5. Step 5: Solve for x
    x = 16,507,864,396,580,254/132,097,683.60
  6. Step 6: Final answer
    x = 124,967,099.70

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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.