Home / 193,613,008.80-290,419,513.20-149,775,031.20

Finding the Fourth Proportional to 193,613,008.80, 290,419,513.20 and 149,775,031.20

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Solution

The fourth proportional to 193,613,008.80, 290,419,513.20 and 149,775,031.20 is: 224,662,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,613,008.80 : 290,419,513.20 = 149,775,031.20 : x
  2. Step 2: Convert to fraction form
    193,613,008.80/290,419,513.20 = 149,775,031.20/x
  3. Step 3: Cross multiply
    193,613,008.80x = 290,419,513.20 × 149,775,031.20
  4. Step 4: Simplify right side
    193,613,008.80x = 43,497,591,650,618,808
  5. Step 5: Solve for x
    x = 43,497,591,650,618,808/193,613,008.80
  6. Step 6: Final answer
    x = 224,662,546.80

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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.