Home / 66,436,297.20-99,654,445.80-37,260,186.30

Finding the Fourth Proportional to 66,436,297.20, 99,654,445.80 and 37,260,186.30

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Solution

The fourth proportional to 66,436,297.20, 99,654,445.80 and 37,260,186.30 is: 55,890,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436,297.20 : 99,654,445.80 = 37,260,186.30 : x
  2. Step 2: Convert to fraction form
    66,436,297.20/99,654,445.80 = 37,260,186.30/x
  3. Step 3: Cross multiply
    66,436,297.20x = 99,654,445.80 × 37,260,186.30
  4. Step 4: Simplify right side
    66,436,297.20x = 3,713,143,216,131,252
  5. Step 5: Solve for x
    x = 3,713,143,216,131,252/66,436,297.20
  6. Step 6: Final answer
    x = 55,890,279.45

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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.