Home / 996,357,943.20-1,495,387,220.40-444,509,608.80

Finding the Fourth Proportional to 996,357,943.20, 1,495,387,220.40 and 444,509,608.80

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Solution

The fourth proportional to 996,357,943.20, 1,495,387,220.40 and 444,509,608.80 is: 667,143,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,357,943.20 : 1,495,387,220.40 = 444,509,608.80 : x
  2. Step 2: Convert to fraction form
    996,357,943.20/1,495,387,220.40 = 444,509,608.80/x
  3. Step 3: Cross multiply
    996,357,943.20x = 1,495,387,220.40 × 444,509,608.80
  4. Step 4: Simplify right side
    996,357,943.20x = 664,713,988,344,523,392
  5. Step 5: Solve for x
    x = 664,713,988,344,523,392/996,357,943.20
  6. Step 6: Final answer
    x = 667,143,763.83

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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.