Home / 250,140,092.84-345,193,360.83-138,638,132.26

Finding the Fourth Proportional to 250,140,092.84, 345,193,360.83 and 138,638,132.26

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Solution

The fourth proportional to 250,140,092.84, 345,193,360.83 and 138,638,132.26 is: 191,320,640.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,140,092.84 : 345,193,360.83 = 138,638,132.26 : x
  2. Step 2: Convert to fraction form
    250,140,092.84/345,193,360.83 = 138,638,132.26/x
  3. Step 3: Cross multiply
    250,140,092.84x = 345,193,360.83 × 138,638,132.26
  4. Step 4: Simplify right side
    250,140,092.84x = 47,856,962,814,023,440
  5. Step 5: Solve for x
    x = 47,856,962,814,023,440/250,140,092.84
  6. Step 6: Final answer
    x = 191,320,640.65

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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.