Home / 295,245,619.20-442,868,428.80-122,846,158.80

Finding the Fourth Proportional to 295,245,619.20, 442,868,428.80 and 122,846,158.80

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Solution

The fourth proportional to 295,245,619.20, 442,868,428.80 and 122,846,158.80 is: 184,269,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,619.20 : 442,868,428.80 = 122,846,158.80 : x
  2. Step 2: Convert to fraction form
    295,245,619.20/442,868,428.80 = 122,846,158.80/x
  3. Step 3: Cross multiply
    295,245,619.20x = 442,868,428.80 × 122,846,158.80
  4. Step 4: Simplify right side
    295,245,619.20x = 54,404,685,331,871,296
  5. Step 5: Solve for x
    x = 54,404,685,331,871,296/295,245,619.20
  6. Step 6: Final answer
    x = 184,269,238.20

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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.