Home / 781,045,803,799.92-1,171,719,580,540.30-296,962,385,518.10

Finding the Fourth Proportional to 781,045,803,799.92, 1,171,719,580,540.30 and 296,962,385,518.10

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Solution

The fourth proportional to 781,045,803,799.92, 1,171,719,580,540.30 and 296,962,385,518.10 is: 445,500,942,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,045,803,799.92 : 1,171,719,580,540.30 = 296,962,385,518.10 : x
  2. Step 2: Convert to fraction form
    781,045,803,799.92/1,171,719,580,540.30 = 296,962,385,518.10/x
  3. Step 3: Cross multiply
    781,045,803,799.92x = 1,171,719,580,540.30 × 296,962,385,518.10
  4. Step 4: Simplify right side
    781,045,803,799.92x = 347,956,641,795,514,960,969,728
  5. Step 5: Solve for x
    x = 347,956,641,795,514,960,969,728/781,045,803,799.92
  6. Step 6: Final answer
    x = 445,500,942,585.76

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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.