Home / 272,906,372.22-409,243,034.97-157,970,249.34

Finding the Fourth Proportional to 272,906,372.22, 409,243,034.97 and 157,970,249.34

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Solution

The fourth proportional to 272,906,372.22, 409,243,034.97 and 157,970,249.34 is: 236,887,925.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,906,372.22 : 409,243,034.97 = 157,970,249.34 : x
  2. Step 2: Convert to fraction form
    272,906,372.22/409,243,034.97 = 157,970,249.34/x
  3. Step 3: Cross multiply
    272,906,372.22x = 409,243,034.97 × 157,970,249.34
  4. Step 4: Simplify right side
    272,906,372.22x = 64,648,224,274,869,248
  5. Step 5: Solve for x
    x = 64,648,224,274,869,248/272,906,372.22
  6. Step 6: Final answer
    x = 236,887,925.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.