Home / 250,990,312.39-346,375,042.27-139,485,852.92

Finding the Fourth Proportional to 250,990,312.39, 346,375,042.27 and 139,485,852.92

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Solution

The fourth proportional to 250,990,312.39, 346,375,042.27 and 139,485,852.92 is: 192,495,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,990,312.39 : 346,375,042.27 = 139,485,852.92 : x
  2. Step 2: Convert to fraction form
    250,990,312.39/346,375,042.27 = 139,485,852.92/x
  3. Step 3: Cross multiply
    250,990,312.39x = 346,375,042.27 × 139,485,852.92
  4. Step 4: Simplify right side
    250,990,312.39x = 48,314,418,201,749,232
  5. Step 5: Solve for x
    x = 48,314,418,201,749,232/250,990,312.39
  6. Step 6: Final answer
    x = 192,495,151.47

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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.