Home / 250,368,395.52-345,503,240.64-138,841,242.24

Finding the Fourth Proportional to 250,368,395.52, 345,503,240.64 and 138,841,242.24

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Solution

The fourth proportional to 250,368,395.52, 345,503,240.64 and 138,841,242.24 is: 191,598,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,368,395.52 : 345,503,240.64 = 138,841,242.24 : x
  2. Step 2: Convert to fraction form
    250,368,395.52/345,503,240.64 = 138,841,242.24/x
  3. Step 3: Cross multiply
    250,368,395.52x = 345,503,240.64 × 138,841,242.24
  4. Step 4: Simplify right side
    250,368,395.52x = 47,970,099,128,403,256
  5. Step 5: Solve for x
    x = 47,970,099,128,403,256/250,368,395.52
  6. Step 6: Final answer
    x = 191,598,061.04

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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.