Home / 1,826,997,782.88-2,521,259,705.52-991,622,655.84

Finding the Fourth Proportional to 1,826,997,782.88, 2,521,259,705.52 and 991,622,655.84

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Solution

The fourth proportional to 1,826,997,782.88, 2,521,259,705.52 and 991,622,655.84 is: 1,368,440,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,997,782.88 : 2,521,259,705.52 = 991,622,655.84 : x
  2. Step 2: Convert to fraction form
    1,826,997,782.88/2,521,259,705.52 = 991,622,655.84/x
  3. Step 3: Cross multiply
    1,826,997,782.88x = 2,521,259,705.52 × 991,622,655.84
  4. Step 4: Simplify right side
    1,826,997,782.88x = 2,500,138,245,250,118,656
  5. Step 5: Solve for x
    x = 2,500,138,245,250,118,656/1,826,997,782.88
  6. Step 6: Final answer
    x = 1,368,440,765.87

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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.