Home / 107,503,528.72-161,179,687.32-49,934,678.80

Finding the Fourth Proportional to 107,503,528.72, 161,179,687.32 and 49,934,678.80

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Solution

The fourth proportional to 107,503,528.72, 161,179,687.32 and 49,934,678.80 is: 74,866,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,503,528.72 : 161,179,687.32 = 49,934,678.80 : x
  2. Step 2: Convert to fraction form
    107,503,528.72/161,179,687.32 = 49,934,678.80/x
  3. Step 3: Cross multiply
    107,503,528.72x = 161,179,687.32 × 49,934,678.80
  4. Step 4: Simplify right side
    107,503,528.72x = 8,048,455,915,408,632
  5. Step 5: Solve for x
    x = 8,048,455,915,408,632/107,503,528.72
  6. Step 6: Final answer
    x = 74,866,899.82

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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.