Home / 705,397,060.21-1,058,508,188.19-263,045,339.96

Finding the Fourth Proportional to 705,397,060.21, 1,058,508,188.19 and 263,045,339.96

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Solution

The fourth proportional to 705,397,060.21, 1,058,508,188.19 and 263,045,339.96 is: 394,721,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,397,060.21 : 1,058,508,188.19 = 263,045,339.96 : x
  2. Step 2: Convert to fraction form
    705,397,060.21/1,058,508,188.19 = 263,045,339.96/x
  3. Step 3: Cross multiply
    705,397,060.21x = 1,058,508,188.19 × 263,045,339.96
  4. Step 4: Simplify right side
    705,397,060.21x = 278,435,646,210,243,840
  5. Step 5: Solve for x
    x = 278,435,646,210,243,840/705,397,060.21
  6. Step 6: Final answer
    x = 394,721,869.31

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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.