Home / 1,091,230,943.94-1,635,743,234.79-469,851,406.02

Finding the Fourth Proportional to 1,091,230,943.94, 1,635,743,234.79 and 469,851,406.02

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Solution

The fourth proportional to 1,091,230,943.94, 1,635,743,234.79 and 469,851,406.02 is: 704,302,112.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,230,943.94 : 1,635,743,234.79 = 469,851,406.02 : x
  2. Step 2: Convert to fraction form
    1,091,230,943.94/1,635,743,234.79 = 469,851,406.02/x
  3. Step 3: Cross multiply
    1,091,230,943.94x = 1,635,743,234.79 × 469,851,406.02
  4. Step 4: Simplify right side
    1,091,230,943.94x = 768,556,258,753,784,448
  5. Step 5: Solve for x
    x = 768,556,258,753,784,448/1,091,230,943.94
  6. Step 6: Final answer
    x = 704,302,112.24

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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.