Home / 243,980,620.56-336,693,662.28-133,979,302.80

Finding the Fourth Proportional to 243,980,620.56, 336,693,662.28 and 133,979,302.80

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Solution

The fourth proportional to 243,980,620.56, 336,693,662.28 and 133,979,302.80 is: 184,891,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,980,620.56 : 336,693,662.28 = 133,979,302.80 : x
  2. Step 2: Convert to fraction form
    243,980,620.56/336,693,662.28 = 133,979,302.80/x
  3. Step 3: Cross multiply
    243,980,620.56x = 336,693,662.28 × 133,979,302.80
  4. Step 4: Simplify right side
    243,980,620.56x = 45,109,982,129,453,056
  5. Step 5: Solve for x
    x = 45,109,982,129,453,056/243,980,620.56
  6. Step 6: Final answer
    x = 184,891,660.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.