Home / 245,527,838.20-338,777,836.72-141,085,731.37

Finding the Fourth Proportional to 245,527,838.20, 338,777,836.72 and 141,085,731.37

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Solution

The fourth proportional to 245,527,838.20, 338,777,836.72 and 141,085,731.37 is: 194,669,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,527,838.20 : 338,777,836.72 = 141,085,731.37 : x
  2. Step 2: Convert to fraction form
    245,527,838.20/338,777,836.72 = 141,085,731.37/x
  3. Step 3: Cross multiply
    245,527,838.20x = 338,777,836.72 × 141,085,731.37
  4. Step 4: Simplify right side
    245,527,838.20x = 47,796,718,865,587,648
  5. Step 5: Solve for x
    x = 47,796,718,865,587,648/245,527,838.20
  6. Step 6: Final answer
    x = 194,669,244.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.