Home / 2,874,720,007.20-4,312,080,010.80-1,152,669,856.80

Finding the Fourth Proportional to 2,874,720,007.20, 4,312,080,010.80 and 1,152,669,856.80

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Solution

The fourth proportional to 2,874,720,007.20, 4,312,080,010.80 and 1,152,669,856.80 is: 1,729,004,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,720,007.20 : 4,312,080,010.80 = 1,152,669,856.80 : x
  2. Step 2: Convert to fraction form
    2,874,720,007.20/4,312,080,010.80 = 1,152,669,856.80/x
  3. Step 3: Cross multiply
    2,874,720,007.20x = 4,312,080,010.80 × 1,152,669,856.80
  4. Step 4: Simplify right side
    2,874,720,007.20x = 4,970,404,648,558,978,048
  5. Step 5: Solve for x
    x = 4,970,404,648,558,978,048/2,874,720,007.20
  6. Step 6: Final answer
    x = 1,729,004,785.20

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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.