Home / 2,864,238,444.78-4,296,358,860.30-1,288,505,241.24

Finding the Fourth Proportional to 2,864,238,444.78, 4,296,358,860.30 and 1,288,505,241.24

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Solution

The fourth proportional to 2,864,238,444.78, 4,296,358,860.30 and 1,288,505,241.24 is: 1,932,758,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,238,444.78 : 4,296,358,860.30 = 1,288,505,241.24 : x
  2. Step 2: Convert to fraction form
    2,864,238,444.78/4,296,358,860.30 = 1,288,505,241.24/x
  3. Step 3: Cross multiply
    2,864,238,444.78x = 4,296,358,860.30 × 1,288,505,241.24
  4. Step 4: Simplify right side
    2,864,238,444.78x = 5,535,880,909,744,462,848
  5. Step 5: Solve for x
    x = 5,535,880,909,744,462,848/2,864,238,444.78
  6. Step 6: Final answer
    x = 1,932,758,398.60

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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.