Home / 129,452,608.22-194,177,581.58-74,830,437.63

Finding the Fourth Proportional to 129,452,608.22, 194,177,581.58 and 74,830,437.63

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Solution

The fourth proportional to 129,452,608.22, 194,177,581.58 and 74,830,437.63 is: 112,244,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,452,608.22 : 194,177,581.58 = 74,830,437.63 : x
  2. Step 2: Convert to fraction form
    129,452,608.22/194,177,581.58 = 74,830,437.63/x
  3. Step 3: Cross multiply
    129,452,608.22x = 194,177,581.58 × 74,830,437.63
  4. Step 4: Simplify right side
    129,452,608.22x = 14,530,393,407,192,272
  5. Step 5: Solve for x
    x = 14,530,393,407,192,272/129,452,608.22
  6. Step 6: Final answer
    x = 112,244,887.20

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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.