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Finding the Fourth Proportional to 471,479,086.80, 707,537,494.80 and 264,217,096.80

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Solution

The fourth proportional to 471,479,086.80, 707,537,494.80 and 264,217,096.80 is: 396,504,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,479,086.80 : 707,537,494.80 = 264,217,096.80 : x
  2. Step 2: Convert to fraction form
    471,479,086.80/707,537,494.80 = 264,217,096.80/x
  3. Step 3: Cross multiply
    471,479,086.80x = 707,537,494.80 × 264,217,096.80
  4. Step 4: Simplify right side
    471,479,086.80x = 186,943,502,753,201,088
  5. Step 5: Solve for x
    x = 186,943,502,753,201,088/471,479,086.80
  6. Step 6: Final answer
    x = 396,504,337.07

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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.