Home / 1,041,018,845.52-1,561,531,918.18-264,664,589.88

Finding the Fourth Proportional to 1,041,018,845.52, 1,561,531,918.18 and 264,664,589.88

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Solution

The fourth proportional to 1,041,018,845.52, 1,561,531,918.18 and 264,664,589.88 is: 396,997,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,018,845.52 : 1,561,531,918.18 = 264,664,589.88 : x
  2. Step 2: Convert to fraction form
    1,041,018,845.52/1,561,531,918.18 = 264,664,589.88/x
  3. Step 3: Cross multiply
    1,041,018,845.52x = 1,561,531,918.18 × 264,664,589.88
  4. Step 4: Simplify right side
    1,041,018,845.52x = 413,282,204,709,639,424
  5. Step 5: Solve for x
    x = 413,282,204,709,639,424/1,041,018,845.52
  6. Step 6: Final answer
    x = 396,997,812.76

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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.