Home / 696,541,550.56-961,198,475.28-379,003,107.52

Finding the Fourth Proportional to 696,541,550.56, 961,198,475.28 and 379,003,107.52

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Solution

The fourth proportional to 696,541,550.56, 961,198,475.28 and 379,003,107.52 is: 523,008,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,541,550.56 : 961,198,475.28 = 379,003,107.52 : x
  2. Step 2: Convert to fraction form
    696,541,550.56/961,198,475.28 = 379,003,107.52/x
  3. Step 3: Cross multiply
    696,541,550.56x = 961,198,475.28 × 379,003,107.52
  4. Step 4: Simplify right side
    696,541,550.56x = 364,297,209,074,605,888
  5. Step 5: Solve for x
    x = 364,297,209,074,605,888/696,541,550.56
  6. Step 6: Final answer
    x = 523,008,582.59

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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.