Home / 49,205,617.60-73,808,426.40-45,622,436.80

Finding the Fourth Proportional to 49,205,617.60, 73,808,426.40 and 45,622,436.80

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Solution

The fourth proportional to 49,205,617.60, 73,808,426.40 and 45,622,436.80 is: 68,433,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205,617.60 : 73,808,426.40 = 45,622,436.80 : x
  2. Step 2: Convert to fraction form
    49,205,617.60/73,808,426.40 = 45,622,436.80/x
  3. Step 3: Cross multiply
    49,205,617.60x = 73,808,426.40 × 45,622,436.80
  4. Step 4: Simplify right side
    49,205,617.60x = 3,367,320,268,741,451.50
  5. Step 5: Solve for x
    x = 3,367,320,268,741,451.50/49,205,617.60
  6. Step 6: Final answer
    x = 68,433,655.20

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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.