Home / 798,717,640.29-1,198,205,199.90-246,019,811.61

Finding the Fourth Proportional to 798,717,640.29, 1,198,205,199.90 and 246,019,811.61

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Solution

The fourth proportional to 798,717,640.29, 1,198,205,199.90 and 246,019,811.61 is: 369,069,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,717,640.29 : 1,198,205,199.90 = 246,019,811.61 : x
  2. Step 2: Convert to fraction form
    798,717,640.29/1,198,205,199.90 = 246,019,811.61/x
  3. Step 3: Cross multiply
    798,717,640.29x = 1,198,205,199.90 × 246,019,811.61
  4. Step 4: Simplify right side
    798,717,640.29x = 294,782,217,549,520,448
  5. Step 5: Solve for x
    x = 294,782,217,549,520,448/798,717,640.29
  6. Step 6: Final answer
    x = 369,069,371.55

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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.