Home / 1,096,406,803.80-1,644,100,025.58-406,128,717.72

Finding the Fourth Proportional to 1,096,406,803.80, 1,644,100,025.58 and 406,128,717.72

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Solution

The fourth proportional to 1,096,406,803.80, 1,644,100,025.58 and 406,128,717.72 is: 609,004,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,406,803.80 : 1,644,100,025.58 = 406,128,717.72 : x
  2. Step 2: Convert to fraction form
    1,096,406,803.80/1,644,100,025.58 = 406,128,717.72/x
  3. Step 3: Cross multiply
    1,096,406,803.80x = 1,644,100,025.58 × 406,128,717.72
  4. Step 4: Simplify right side
    1,096,406,803.80x = 667,716,235,192,224,640
  5. Step 5: Solve for x
    x = 667,716,235,192,224,640/1,096,406,803.80
  6. Step 6: Final answer
    x = 609,004,096.73

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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.