Home / 3,633,342,779.10-5,014,015,049.79-1,962,591,927.78

Finding the Fourth Proportional to 3,633,342,779.10, 5,014,015,049.79 and 1,962,591,927.78

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Solution

The fourth proportional to 3,633,342,779.10, 5,014,015,049.79 and 1,962,591,927.78 is: 2,708,377,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633,342,779.10 : 5,014,015,049.79 = 1,962,591,927.78 : x
  2. Step 2: Convert to fraction form
    3,633,342,779.10/5,014,015,049.79 = 1,962,591,927.78/x
  3. Step 3: Cross multiply
    3,633,342,779.10x = 5,014,015,049.79 × 1,962,591,927.78
  4. Step 4: Simplify right side
    3,633,342,779.10x = 9,840,465,462,485,288,960
  5. Step 5: Solve for x
    x = 9,840,465,462,485,288,960/3,633,342,779.10
  6. Step 6: Final answer
    x = 2,708,377,948.56

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1.5x scale

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.