Home / 467,776,796.92-645,531,992.61-258,932,939.59

Finding the Fourth Proportional to 467,776,796.92, 645,531,992.61 and 258,932,939.59

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Solution

The fourth proportional to 467,776,796.92, 645,531,992.61 and 258,932,939.59 is: 357,327,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,776,796.92 : 645,531,992.61 = 258,932,939.59 : x
  2. Step 2: Convert to fraction form
    467,776,796.92/645,531,992.61 = 258,932,939.59/x
  3. Step 3: Cross multiply
    467,776,796.92x = 645,531,992.61 × 258,932,939.59
  4. Step 4: Simplify right side
    467,776,796.92x = 167,149,496,445,733,376
  5. Step 5: Solve for x
    x = 167,149,496,445,733,376/467,776,796.92
  6. Step 6: Final answer
    x = 357,327,463.75

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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.