Home / 1,365,050,248.94-1,885,070,311.11-1,290,682,523.24

Finding the Fourth Proportional to 1,365,050,248.94, 1,885,070,311.11 and 1,290,682,523.24

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Solution

The fourth proportional to 1,365,050,248.94, 1,885,070,311.11 and 1,290,682,523.24 is: 1,782,371,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,050,248.94 : 1,885,070,311.11 = 1,290,682,523.24 : x
  2. Step 2: Convert to fraction form
    1,365,050,248.94/1,885,070,311.11 = 1,290,682,523.24/x
  3. Step 3: Cross multiply
    1,365,050,248.94x = 1,885,070,311.11 × 1,290,682,523.24
  4. Step 4: Simplify right side
    1,365,050,248.94x = 2,433,027,305,632,979,456
  5. Step 5: Solve for x
    x = 2,433,027,305,632,979,456/1,365,050,248.94
  6. Step 6: Final answer
    x = 1,782,371,973.14

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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.