Home / 199,393,373.80-299,090,060.70-113,098,436.20

Finding the Fourth Proportional to 199,393,373.80, 299,090,060.70 and 113,098,436.20

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Solution

The fourth proportional to 199,393,373.80, 299,090,060.70 and 113,098,436.20 is: 169,647,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,393,373.80 : 299,090,060.70 = 113,098,436.20 : x
  2. Step 2: Convert to fraction form
    199,393,373.80/299,090,060.70 = 113,098,436.20/x
  3. Step 3: Cross multiply
    199,393,373.80x = 299,090,060.70 × 113,098,436.20
  4. Step 4: Simplify right side
    199,393,373.80x = 33,826,618,148,133,076
  5. Step 5: Solve for x
    x = 33,826,618,148,133,076/199,393,373.80
  6. Step 6: Final answer
    x = 169,647,654.30

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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.