Home / 66,288,265.49-91,480,657.20-36,919,611.11

Finding the Fourth Proportional to 66,288,265.49, 91,480,657.20 and 36,919,611.11

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Solution

The fourth proportional to 66,288,265.49, 91,480,657.20 and 36,919,611.11 is: 50,950,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,288,265.49 : 91,480,657.20 = 36,919,611.11 : x
  2. Step 2: Convert to fraction form
    66,288,265.49/91,480,657.20 = 36,919,611.11/x
  3. Step 3: Cross multiply
    66,288,265.49x = 91,480,657.20 × 36,919,611.11
  4. Step 4: Simplify right side
    66,288,265.49x = 3,377,430,288,001,474.50
  5. Step 5: Solve for x
    x = 3,377,430,288,001,474.50/66,288,265.49
  6. Step 6: Final answer
    x = 50,950,651.11

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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.