Home / 132,881,964.80-199,322,947.20-131,986,169.60

Finding the Fourth Proportional to 132,881,964.80, 199,322,947.20 and 131,986,169.60

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Solution

The fourth proportional to 132,881,964.80, 199,322,947.20 and 131,986,169.60 is: 197,979,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881,964.80 : 199,322,947.20 = 131,986,169.60 : x
  2. Step 2: Convert to fraction form
    132,881,964.80/199,322,947.20 = 131,986,169.60/x
  3. Step 3: Cross multiply
    132,881,964.80x = 199,322,947.20 × 131,986,169.60
  4. Step 4: Simplify right side
    132,881,964.80x = 26,307,872,314,311,044
  5. Step 5: Solve for x
    x = 26,307,872,314,311,044/132,881,964.80
  6. Step 6: Final answer
    x = 197,979,254.40

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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.