Home / 471,849,704.10-651,431,910.48-419,494,129.65

Finding the Fourth Proportional to 471,849,704.10, 651,431,910.48 and 419,494,129.65

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Solution

The fourth proportional to 471,849,704.10, 651,431,910.48 and 419,494,129.65 is: 579,150,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,849,704.10 : 651,431,910.48 = 419,494,129.65 : x
  2. Step 2: Convert to fraction form
    471,849,704.10/651,431,910.48 = 419,494,129.65/x
  3. Step 3: Cross multiply
    471,849,704.10x = 651,431,910.48 × 419,494,129.65
  4. Step 4: Simplify right side
    471,849,704.10x = 273,271,862,313,044,320
  5. Step 5: Solve for x
    x = 273,271,862,313,044,320/471,849,704.10
  6. Step 6: Final answer
    x = 579,150,225.04

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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.