Home / 663,008,183.69-914,952,200.87-361,594,223.94

Finding the Fourth Proportional to 663,008,183.69, 914,952,200.87 and 361,594,223.94

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Solution

The fourth proportional to 663,008,183.69, 914,952,200.87 and 361,594,223.94 is: 499,000,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,008,183.69 : 914,952,200.87 = 361,594,223.94 : x
  2. Step 2: Convert to fraction form
    663,008,183.69/914,952,200.87 = 361,594,223.94/x
  3. Step 3: Cross multiply
    663,008,183.69x = 914,952,200.87 × 361,594,223.94
  4. Step 4: Simplify right side
    663,008,183.69x = 330,841,431,018,973,952
  5. Step 5: Solve for x
    x = 330,841,431,018,973,952/663,008,183.69
  6. Step 6: Final answer
    x = 499,000,523.91

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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.