Home / 132,530,015.90-198,816,564.46-39,166,461.02

Finding the Fourth Proportional to 132,530,015.90, 198,816,564.46 and 39,166,461.02

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Solution

The fourth proportional to 132,530,015.90, 198,816,564.46 and 39,166,461.02 is: 58,756,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530,015.90 : 198,816,564.46 = 39,166,461.02 : x
  2. Step 2: Convert to fraction form
    132,530,015.90/198,816,564.46 = 39,166,461.02/x
  3. Step 3: Cross multiply
    132,530,015.90x = 198,816,564.46 × 39,166,461.02
  4. Step 4: Simplify right side
    132,530,015.90x = 7,786,941,222,052,908
  5. Step 5: Solve for x
    x = 7,786,941,222,052,908/132,530,015.90
  6. Step 6: Final answer
    x = 58,756,057.40

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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.