Home / 243,065,211.48-335,432,233.08-143,951,596.20

Finding the Fourth Proportional to 243,065,211.48, 335,432,233.08 and 143,951,596.20

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Solution

The fourth proportional to 243,065,211.48, 335,432,233.08 and 143,951,596.20 is: 198,654,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,065,211.48 : 335,432,233.08 = 143,951,596.20 : x
  2. Step 2: Convert to fraction form
    243,065,211.48/335,432,233.08 = 143,951,596.20/x
  3. Step 3: Cross multiply
    243,065,211.48x = 335,432,233.08 × 143,951,596.20
  4. Step 4: Simplify right side
    243,065,211.48x = 48,286,005,368,796,432
  5. Step 5: Solve for x
    x = 48,286,005,368,796,432/243,065,211.48
  6. Step 6: Final answer
    x = 198,654,530.09

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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.