Home / 296,703,913.80-445,055,870.70-252,865,936.20

Finding the Fourth Proportional to 296,703,913.80, 445,055,870.70 and 252,865,936.20

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Solution

The fourth proportional to 296,703,913.80, 445,055,870.70 and 252,865,936.20 is: 379,298,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,703,913.80 : 445,055,870.70 = 252,865,936.20 : x
  2. Step 2: Convert to fraction form
    296,703,913.80/445,055,870.70 = 252,865,936.20/x
  3. Step 3: Cross multiply
    296,703,913.80x = 445,055,870.70 × 252,865,936.20
  4. Step 4: Simplify right side
    296,703,913.80x = 112,539,469,405,861,648
  5. Step 5: Solve for x
    x = 112,539,469,405,861,648/296,703,913.80
  6. Step 6: Final answer
    x = 379,298,904.30

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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.