Home / 79,617,781.85-109,869,004.80-44,337,406.73

Finding the Fourth Proportional to 79,617,781.85, 109,869,004.80 and 44,337,406.73

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Solution

The fourth proportional to 79,617,781.85, 109,869,004.80 and 44,337,406.73 is: 61,183,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,617,781.85 : 109,869,004.80 = 44,337,406.73 : x
  2. Step 2: Convert to fraction form
    79,617,781.85/109,869,004.80 = 44,337,406.73/x
  3. Step 3: Cross multiply
    79,617,781.85x = 109,869,004.80 × 44,337,406.73
  4. Step 4: Simplify right side
    79,617,781.85x = 4,871,306,752,288,577
  5. Step 5: Solve for x
    x = 4,871,306,752,288,577/79,617,781.85
  6. Step 6: Final answer
    x = 61,183,653.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.