Home / 243,004,996.86-335,347,784.84-131,495,839.20

Finding the Fourth Proportional to 243,004,996.86, 335,347,784.84 and 131,495,839.20

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Solution

The fourth proportional to 243,004,996.86, 335,347,784.84 and 131,495,839.20 is: 181,464,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,004,996.86 : 335,347,784.84 = 131,495,839.20 : x
  2. Step 2: Convert to fraction form
    243,004,996.86/335,347,784.84 = 131,495,839.20/x
  3. Step 3: Cross multiply
    243,004,996.86x = 335,347,784.84 × 131,495,839.20
  4. Step 4: Simplify right side
    243,004,996.86x = 44,096,838,391,396,832
  5. Step 5: Solve for x
    x = 44,096,838,391,396,832/243,004,996.86
  6. Step 6: Final answer
    x = 181,464,739.25

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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.