Home / 68,669,576.94-102,988,385.60-25,559,083.02

Finding the Fourth Proportional to 68,669,576.94, 102,988,385.60 and 25,559,083.02

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Solution

The fourth proportional to 68,669,576.94, 102,988,385.60 and 25,559,083.02 is: 38,332,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,669,576.94 : 102,988,385.60 = 25,559,083.02 : x
  2. Step 2: Convert to fraction form
    68,669,576.94/102,988,385.60 = 25,559,083.02/x
  3. Step 3: Cross multiply
    68,669,576.94x = 102,988,385.60 × 25,559,083.02
  4. Step 4: Simplify right side
    68,669,576.94x = 2,632,288,697,518,377
  5. Step 5: Solve for x
    x = 2,632,288,697,518,377/68,669,576.94
  6. Step 6: Final answer
    x = 38,332,676.78

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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.