Home / 76,588,098.48-106,138,706.94-75,134,706.48

Finding the Fourth Proportional to 76,588,098.48, 106,138,706.94 and 75,134,706.48

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Solution

The fourth proportional to 76,588,098.48, 106,138,706.94 and 75,134,706.48 is: 104,124,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,588,098.48 : 106,138,706.94 = 75,134,706.48 : x
  2. Step 2: Convert to fraction form
    76,588,098.48/106,138,706.94 = 75,134,706.48/x
  3. Step 3: Cross multiply
    76,588,098.48x = 106,138,706.94 × 75,134,706.48
  4. Step 4: Simplify right side
    76,588,098.48x = 7,974,700,592,103,639
  5. Step 5: Solve for x
    x = 7,974,700,592,103,639/76,588,098.48
  6. Step 6: Final answer
    x = 104,124,540.89

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.