Home / 250,990,162.21-346,374,835.14-139,485,702.72

Finding the Fourth Proportional to 250,990,162.21, 346,374,835.14 and 139,485,702.72

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Solution

The fourth proportional to 250,990,162.21, 346,374,835.14 and 139,485,702.72 is: 192,494,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,990,162.21 : 346,374,835.14 = 139,485,702.72 : x
  2. Step 2: Convert to fraction form
    250,990,162.21/346,374,835.14 = 139,485,702.72/x
  3. Step 3: Cross multiply
    250,990,162.21x = 346,374,835.14 × 139,485,702.72
  4. Step 4: Simplify right side
    250,990,162.21x = 48,314,337,283,329,616
  5. Step 5: Solve for x
    x = 48,314,337,283,329,616/250,990,162.21
  6. Step 6: Final answer
    x = 192,494,944.26

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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.