Home / 132,530,200,420.20-198,823,254,427.49-42,986,239,553.04

Finding the Fourth Proportional to 132,530,200,420.20, 198,823,254,427.49 and 42,986,239,553.04

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Solution

The fourth proportional to 132,530,200,420.20, 198,823,254,427.49 and 42,986,239,553.04 is: 64,488,426,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530,200,420.20 : 198,823,254,427.49 = 42,986,239,553.04 : x
  2. Step 2: Convert to fraction form
    132,530,200,420.20/198,823,254,427.49 = 42,986,239,553.04/x
  3. Step 3: Cross multiply
    132,530,200,420.20x = 198,823,254,427.49 × 42,986,239,553.04
  4. Step 4: Simplify right side
    132,530,200,420.20x = 8,546,664,043,535,105,261,568
  5. Step 5: Solve for x
    x = 8,546,664,043,535,105,261,568/132,530,200,420.20
  6. Step 6: Final answer
    x = 64,488,426,158.24

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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.