Home / 141,246,140.20-212,004,512.70-73,137,711.40

Finding the Fourth Proportional to 141,246,140.20, 212,004,512.70 and 73,137,711.40

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Solution

The fourth proportional to 141,246,140.20, 212,004,512.70 and 73,137,711.40 is: 109,776,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,246,140.20 : 212,004,512.70 = 73,137,711.40 : x
  2. Step 2: Convert to fraction form
    141,246,140.20/212,004,512.70 = 73,137,711.40/x
  3. Step 3: Cross multiply
    141,246,140.20x = 212,004,512.70 × 73,137,711.40
  4. Step 4: Simplify right side
    141,246,140.20x = 15,505,524,865,350,236
  5. Step 5: Solve for x
    x = 15,505,524,865,350,236/141,246,140.20
  6. Step 6: Final answer
    x = 109,776,627.12

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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.