Home / 199,304,051.40-298,956,077.10-166,992,438.60

Finding the Fourth Proportional to 199,304,051.40, 298,956,077.10 and 166,992,438.60

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Solution

The fourth proportional to 199,304,051.40, 298,956,077.10 and 166,992,438.60 is: 250,488,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304,051.40 : 298,956,077.10 = 166,992,438.60 : x
  2. Step 2: Convert to fraction form
    199,304,051.40/298,956,077.10 = 166,992,438.60/x
  3. Step 3: Cross multiply
    199,304,051.40x = 298,956,077.10 × 166,992,438.60
  4. Step 4: Simplify right side
    199,304,051.40x = 49,923,404,349,218,616
  5. Step 5: Solve for x
    x = 49,923,404,349,218,616/199,304,051.40
  6. Step 6: Final answer
    x = 250,488,657.90

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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.