Home / 149,431,114.20-224,188,661.70-72,756,643.80

Finding the Fourth Proportional to 149,431,114.20, 224,188,661.70 and 72,756,643.80

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Solution

The fourth proportional to 149,431,114.20, 224,188,661.70 and 72,756,643.80 is: 109,155,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,431,114.20 : 224,188,661.70 = 72,756,643.80 : x
  2. Step 2: Convert to fraction form
    149,431,114.20/224,188,661.70 = 72,756,643.80/x
  3. Step 3: Cross multiply
    149,431,114.20x = 224,188,661.70 × 72,756,643.80
  4. Step 4: Simplify right side
    149,431,114.20x = 16,311,214,603,305,600
  5. Step 5: Solve for x
    x = 16,311,214,603,305,600/149,431,114.20
  6. Step 6: Final answer
    x = 109,155,410.44

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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.