Home / 3,711,309,254.86-5,121,627,019.05-2,185,463,965.90

Finding the Fourth Proportional to 3,711,309,254.86, 5,121,627,019.05 and 2,185,463,965.90

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Solution

The fourth proportional to 3,711,309,254.86, 5,121,627,019.05 and 2,185,463,965.90 is: 3,015,952,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,309,254.86 : 5,121,627,019.05 = 2,185,463,965.90 : x
  2. Step 2: Convert to fraction form
    3,711,309,254.86/5,121,627,019.05 = 2,185,463,965.90/x
  3. Step 3: Cross multiply
    3,711,309,254.86x = 5,121,627,019.05 × 2,185,463,965.90
  4. Step 4: Simplify right side
    3,711,309,254.86x = 11,193,131,296,909,545,472
  5. Step 5: Solve for x
    x = 11,193,131,296,909,545,472/3,711,309,254.86
  6. Step 6: Final answer
    x = 3,015,952,195.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.