Home / 471,849,680.14-651,431,877.46-419,494,105.73

Finding the Fourth Proportional to 471,849,680.14, 651,431,877.46 and 419,494,105.73

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Solution

The fourth proportional to 471,849,680.14, 651,431,877.46 and 419,494,105.73 is: 579,150,192.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,849,680.14 : 651,431,877.46 = 419,494,105.73 : x
  2. Step 2: Convert to fraction form
    471,849,680.14/651,431,877.46 = 419,494,105.73/x
  3. Step 3: Cross multiply
    471,849,680.14x = 651,431,877.46 × 419,494,105.73
  4. Step 4: Simplify right side
    471,849,680.14x = 273,271,832,876,016,448
  5. Step 5: Solve for x
    x = 273,271,832,876,016,448/471,849,680.14
  6. Step 6: Final answer
    x = 579,150,192.06

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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.