Home / 66,050,104.10-99,090,902.55-31,943,401.70

Finding the Fourth Proportional to 66,050,104.10, 99,090,902.55 and 31,943,401.70

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Solution

The fourth proportional to 66,050,104.10, 99,090,902.55 and 31,943,401.70 is: 47,922,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050,104.10 : 99,090,902.55 = 31,943,401.70 : x
  2. Step 2: Convert to fraction form
    66,050,104.10/99,090,902.55 = 31,943,401.70/x
  3. Step 3: Cross multiply
    66,050,104.10x = 99,090,902.55 × 31,943,401.70
  4. Step 4: Simplify right side
    66,050,104.10x = 3,165,300,504,970,204
  5. Step 5: Solve for x
    x = 3,165,300,504,970,204/66,050,104.10
  6. Step 6: Final answer
    x = 47,922,717.88

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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.