Home / 141,858,356.90-212,787,535.35-50,991,131.30

Finding the Fourth Proportional to 141,858,356.90, 212,787,535.35 and 50,991,131.30

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Solution

The fourth proportional to 141,858,356.90, 212,787,535.35 and 50,991,131.30 is: 76,486,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,858,356.90 : 212,787,535.35 = 50,991,131.30 : x
  2. Step 2: Convert to fraction form
    141,858,356.90/212,787,535.35 = 50,991,131.30/x
  3. Step 3: Cross multiply
    141,858,356.90x = 212,787,535.35 × 50,991,131.30
  4. Step 4: Simplify right side
    141,858,356.90x = 10,850,277,154,035,240
  5. Step 5: Solve for x
    x = 10,850,277,154,035,240/141,858,356.90
  6. Step 6: Final answer
    x = 76,486,696.95

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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.