Home / 68,845,867.60-103,158,576.60-36,455,522.80

Finding the Fourth Proportional to 68,845,867.60, 103,158,576.60 and 36,455,522.80

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Solution

The fourth proportional to 68,845,867.60, 103,158,576.60 and 36,455,522.80 is: 54,624,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,845,867.60 : 103,158,576.60 = 36,455,522.80 : x
  2. Step 2: Convert to fraction form
    68,845,867.60/103,158,576.60 = 36,455,522.80/x
  3. Step 3: Cross multiply
    68,845,867.60x = 103,158,576.60 × 36,455,522.80
  4. Step 4: Simplify right side
    68,845,867.60x = 3,760,699,841,256,846
  5. Step 5: Solve for x
    x = 3,760,699,841,256,846/68,845,867.60
  6. Step 6: Final answer
    x = 54,624,917.55

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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.