Home / 297,256,727.20-445,885,090.80-229,232,279.20

Finding the Fourth Proportional to 297,256,727.20, 445,885,090.80 and 229,232,279.20

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Solution

The fourth proportional to 297,256,727.20, 445,885,090.80 and 229,232,279.20 is: 343,848,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,256,727.20 : 445,885,090.80 = 229,232,279.20 : x
  2. Step 2: Convert to fraction form
    297,256,727.20/445,885,090.80 = 229,232,279.20/x
  3. Step 3: Cross multiply
    297,256,727.20x = 445,885,090.80 × 229,232,279.20
  4. Step 4: Simplify right side
    297,256,727.20x = 102,211,255,625,382,944
  5. Step 5: Solve for x
    x = 102,211,255,625,382,944/297,256,727.20
  6. Step 6: Final answer
    x = 343,848,418.80

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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.