Home / 415,195,621.60-622,368,279.60-242,583,584.80

Finding the Fourth Proportional to 415,195,621.60, 622,368,279.60 and 242,583,584.80

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Solution

The fourth proportional to 415,195,621.60, 622,368,279.60 and 242,583,584.80 is: 363,626,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,195,621.60 : 622,368,279.60 = 242,583,584.80 : x
  2. Step 2: Convert to fraction form
    415,195,621.60/622,368,279.60 = 242,583,584.80/x
  3. Step 3: Cross multiply
    415,195,621.60x = 622,368,279.60 × 242,583,584.80
  4. Step 4: Simplify right side
    415,195,621.60x = 150,976,328,331,176,736
  5. Step 5: Solve for x
    x = 150,976,328,331,176,736/415,195,621.60
  6. Step 6: Final answer
    x = 363,626,976.00

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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.