Home / 845,214,820-1,165,902,288.96-531,452,286.88

Finding the Fourth Proportional to 845,214,820, 1,165,902,288.96 and 531,452,286.88

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Solution

The fourth proportional to 845,214,820, 1,165,902,288.96 and 531,452,286.88 is: 733,093,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,214,820 : 1,165,902,288.96 = 531,452,286.88 : x
  2. Step 2: Convert to fraction form
    845,214,820/1,165,902,288.96 = 531,452,286.88/x
  3. Step 3: Cross multiply
    845,214,820x = 1,165,902,288.96 × 531,452,286.88
  4. Step 4: Simplify right side
    845,214,820x = 619,621,437,746,418,560
  5. Step 5: Solve for x
    x = 619,621,437,746,418,560/845,214,820
  6. Step 6: Final answer
    x = 733,093,437.41

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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.