Home / 250,990,508.70-346,375,312.83-139,486,049.64

Finding the Fourth Proportional to 250,990,508.70, 346,375,312.83 and 139,486,049.64

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Solution

The fourth proportional to 250,990,508.70, 346,375,312.83 and 139,486,049.64 is: 192,495,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,990,508.70 : 346,375,312.83 = 139,486,049.64 : x
  2. Step 2: Convert to fraction form
    250,990,508.70/346,375,312.83 = 139,486,049.64/x
  3. Step 3: Cross multiply
    250,990,508.70x = 346,375,312.83 × 139,486,049.64
  4. Step 4: Simplify right side
    250,990,508.70x = 48,314,524,079,475,904
  5. Step 5: Solve for x
    x = 48,314,524,079,475,904/250,990,508.70
  6. Step 6: Final answer
    x = 192,495,422.75

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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.