Home / 84,166,514.19-126,138,161.25-43,224,299.55

Finding the Fourth Proportional to 84,166,514.19, 126,138,161.25 and 43,224,299.55

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Solution

The fourth proportional to 84,166,514.19, 126,138,161.25 and 43,224,299.55 is: 64,779,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,166,514.19 : 126,138,161.25 = 43,224,299.55 : x
  2. Step 2: Convert to fraction form
    84,166,514.19/126,138,161.25 = 43,224,299.55/x
  3. Step 3: Cross multiply
    84,166,514.19x = 126,138,161.25 × 43,224,299.55
  4. Step 4: Simplify right side
    84,166,514.19x = 5,452,233,666,556,202
  5. Step 5: Solve for x
    x = 5,452,233,666,556,202/84,166,514.19
  6. Step 6: Final answer
    x = 64,779,131.21

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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.