Home / 1,041,018,816.51-1,561,531,874.67-264,664,560.87

Finding the Fourth Proportional to 1,041,018,816.51, 1,561,531,874.67 and 264,664,560.87

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Solution

The fourth proportional to 1,041,018,816.51, 1,561,531,874.67 and 264,664,560.87 is: 396,997,769.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,018,816.51 : 1,561,531,874.67 = 264,664,560.87 : x
  2. Step 2: Convert to fraction form
    1,041,018,816.51/1,561,531,874.67 = 264,664,560.87/x
  3. Step 3: Cross multiply
    1,041,018,816.51x = 1,561,531,874.67 × 264,664,560.87
  4. Step 4: Simplify right side
    1,041,018,816.51x = 413,282,147,894,043,456
  5. Step 5: Solve for x
    x = 413,282,147,894,043,456/1,041,018,816.51
  6. Step 6: Final answer
    x = 396,997,769.24

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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.