Home / 1,185,427,249.28-1,777,191,366-563,330,287.88

Finding the Fourth Proportional to 1,185,427,249.28, 1,777,191,366 and 563,330,287.88

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Solution

The fourth proportional to 1,185,427,249.28, 1,777,191,366 and 563,330,287.88 is: 844,544,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,427,249.28 : 1,777,191,366 = 563,330,287.88 : x
  2. Step 2: Convert to fraction form
    1,185,427,249.28/1,777,191,366 = 563,330,287.88/x
  3. Step 3: Cross multiply
    1,185,427,249.28x = 1,777,191,366 × 563,330,287.88
  4. Step 4: Simplify right side
    1,185,427,249.28x = 1,001,145,723,826,630,400
  5. Step 5: Solve for x
    x = 1,001,145,723,826,630,400/1,185,427,249.28
  6. Step 6: Final answer
    x = 844,544,213.43

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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.