Home / 55,297,974.20-82,946,961.30-51,266,895.80

Finding the Fourth Proportional to 55,297,974.20, 82,946,961.30 and 51,266,895.80

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Solution

The fourth proportional to 55,297,974.20, 82,946,961.30 and 51,266,895.80 is: 76,900,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,297,974.20 : 82,946,961.30 = 51,266,895.80 : x
  2. Step 2: Convert to fraction form
    55,297,974.20/82,946,961.30 = 51,266,895.80/x
  3. Step 3: Cross multiply
    55,297,974.20x = 82,946,961.30 × 51,266,895.80
  4. Step 4: Simplify right side
    55,297,974.20x = 4,252,433,221,893,732
  5. Step 5: Solve for x
    x = 4,252,433,221,893,732/55,297,974.20
  6. Step 6: Final answer
    x = 76,900,343.70

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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.