Home / 66,505,227.40-99,757,841.10-62,810,072.20

Finding the Fourth Proportional to 66,505,227.40, 99,757,841.10 and 62,810,072.20

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Solution

The fourth proportional to 66,505,227.40, 99,757,841.10 and 62,810,072.20 is: 94,215,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,505,227.40 : 99,757,841.10 = 62,810,072.20 : x
  2. Step 2: Convert to fraction form
    66,505,227.40/99,757,841.10 = 62,810,072.20/x
  3. Step 3: Cross multiply
    66,505,227.40x = 99,757,841.10 × 62,810,072.20
  4. Step 4: Simplify right side
    66,505,227.40x = 6,265,797,202,007,127
  5. Step 5: Solve for x
    x = 6,265,797,202,007,127/66,505,227.40
  6. Step 6: Final answer
    x = 94,215,108.30

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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.