Home / 71,416,057.55-98,555,239.26-40,061,057.00

Finding the Fourth Proportional to 71,416,057.55, 98,555,239.26 and 40,061,057.00

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Solution

The fourth proportional to 71,416,057.55, 98,555,239.26 and 40,061,057.00 is: 55,284,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416,057.55 : 98,555,239.26 = 40,061,057.00 : x
  2. Step 2: Convert to fraction form
    71,416,057.55/98,555,239.26 = 40,061,057.00/x
  3. Step 3: Cross multiply
    71,416,057.55x = 98,555,239.26 × 40,061,057.00
  4. Step 4: Simplify right side
    71,416,057.55x = 3,948,227,057,150,721.50
  5. Step 5: Solve for x
    x = 3,948,227,057,150,721.50/71,416,057.55
  6. Step 6: Final answer
    x = 55,284,864.40

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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.