Home / 829,656,232.80-1,244,322,901.92-239,404,975.44

Finding the Fourth Proportional to 829,656,232.80, 1,244,322,901.92 and 239,404,975.44

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Solution

The fourth proportional to 829,656,232.80, 1,244,322,901.92 and 239,404,975.44 is: 359,060,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,656,232.80 : 1,244,322,901.92 = 239,404,975.44 : x
  2. Step 2: Convert to fraction form
    829,656,232.80/1,244,322,901.92 = 239,404,975.44/x
  3. Step 3: Cross multiply
    829,656,232.80x = 1,244,322,901.92 × 239,404,975.44
  4. Step 4: Simplify right side
    829,656,232.80x = 297,897,093,773,587,136
  5. Step 5: Solve for x
    x = 297,897,093,773,587,136/829,656,232.80
  6. Step 6: Final answer
    x = 359,060,876.05

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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.