Home / 496,326,007.20-744,489,010.80-132,820,363.20

Finding the Fourth Proportional to 496,326,007.20, 744,489,010.80 and 132,820,363.20

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Solution

The fourth proportional to 496,326,007.20, 744,489,010.80 and 132,820,363.20 is: 199,230,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,326,007.20 : 744,489,010.80 = 132,820,363.20 : x
  2. Step 2: Convert to fraction form
    496,326,007.20/744,489,010.80 = 132,820,363.20/x
  3. Step 3: Cross multiply
    496,326,007.20x = 744,489,010.80 × 132,820,363.20
  4. Step 4: Simplify right side
    496,326,007.20x = 98,883,300,812,864,720
  5. Step 5: Solve for x
    x = 98,883,300,812,864,720/496,326,007.20
  6. Step 6: Final answer
    x = 199,230,544.80

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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.