Home / 1,366,034,620.15-1,885,128,384.44-739,503,027.82

Finding the Fourth Proportional to 1,366,034,620.15, 1,885,128,384.44 and 739,503,027.82

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Solution

The fourth proportional to 1,366,034,620.15, 1,885,128,384.44 and 739,503,027.82 is: 1,020,514,507.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,034,620.15 : 1,885,128,384.44 = 739,503,027.82 : x
  2. Step 2: Convert to fraction form
    1,366,034,620.15/1,885,128,384.44 = 739,503,027.82/x
  3. Step 3: Cross multiply
    1,366,034,620.15x = 1,885,128,384.44 × 739,503,027.82
  4. Step 4: Simplify right side
    1,366,034,620.15x = 1,394,058,148,122,804,992
  5. Step 5: Solve for x
    x = 1,394,058,148,122,804,992/1,366,034,620.15
  6. Step 6: Final answer
    x = 1,020,514,507.88

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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.