Home / 2,487,970,805.25-3,731,970,158.93-829,873,538.54

Finding the Fourth Proportional to 2,487,970,805.25, 3,731,970,158.93 and 829,873,538.54

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Solution

The fourth proportional to 2,487,970,805.25, 3,731,970,158.93 and 829,873,538.54 is: 1,244,814,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,970,805.25 : 3,731,970,158.93 = 829,873,538.54 : x
  2. Step 2: Convert to fraction form
    2,487,970,805.25/3,731,970,158.93 = 829,873,538.54/x
  3. Step 3: Cross multiply
    2,487,970,805.25x = 3,731,970,158.93 × 829,873,538.54
  4. Step 4: Simplify right side
    2,487,970,805.25x = 3,097,063,281,516,924,928
  5. Step 5: Solve for x
    x = 3,097,063,281,516,924,928/2,487,970,805.25
  6. Step 6: Final answer
    x = 1,244,814,961.25

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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.