Home / 888,310,343.43-1,225,906,589.25-491,833,341.63

Finding the Fourth Proportional to 888,310,343.43, 1,225,906,589.25 and 491,833,341.63

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Solution

The fourth proportional to 888,310,343.43, 1,225,906,589.25 and 491,833,341.63 is: 678,751,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,310,343.43 : 1,225,906,589.25 = 491,833,341.63 : x
  2. Step 2: Convert to fraction form
    888,310,343.43/1,225,906,589.25 = 491,833,341.63/x
  3. Step 3: Cross multiply
    888,310,343.43x = 1,225,906,589.25 × 491,833,341.63
  4. Step 4: Simplify right side
    888,310,343.43x = 602,941,734,317,063,296
  5. Step 5: Solve for x
    x = 602,941,734,317,063,296/888,310,343.43
  6. Step 6: Final answer
    x = 678,751,225.60

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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.