Home / 79,103,592.40-109,162,941.75-43,823,690.05

Finding the Fourth Proportional to 79,103,592.40, 109,162,941.75 and 43,823,690.05

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Solution

The fourth proportional to 79,103,592.40, 109,162,941.75 and 43,823,690.05 is: 60,476,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,103,592.40 : 109,162,941.75 = 43,823,690.05 : x
  2. Step 2: Convert to fraction form
    79,103,592.40/109,162,941.75 = 43,823,690.05/x
  3. Step 3: Cross multiply
    79,103,592.40x = 109,162,941.75 × 43,823,690.05
  4. Step 4: Simplify right side
    79,103,592.40x = 4,783,922,923,433,272
  5. Step 5: Solve for x
    x = 4,783,922,923,433,272/79,103,592.40
  6. Step 6: Final answer
    x = 60,476,683.53

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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.