Home / 2,487,970,714.28-3,731,970,022.71-829,873,447.52

Finding the Fourth Proportional to 2,487,970,714.28, 3,731,970,022.71 and 829,873,447.52

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Solution

The fourth proportional to 2,487,970,714.28, 3,731,970,022.71 and 829,873,447.52 is: 1,244,814,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,970,714.28 : 3,731,970,022.71 = 829,873,447.52 : x
  2. Step 2: Convert to fraction form
    2,487,970,714.28/3,731,970,022.71 = 829,873,447.52/x
  3. Step 3: Cross multiply
    2,487,970,714.28x = 3,731,970,022.71 × 829,873,447.52
  4. Step 4: Simplify right side
    2,487,970,714.28x = 3,097,062,828,768,980,480
  5. Step 5: Solve for x
    x = 3,097,062,828,768,980,480/2,487,970,714.28
  6. Step 6: Final answer
    x = 1,244,814,824.79

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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.