Home / 1,366,034,679.98-1,885,128,466.98-739,503,087.64

Finding the Fourth Proportional to 1,366,034,679.98, 1,885,128,466.98 and 739,503,087.64

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Solution

The fourth proportional to 1,366,034,679.98, 1,885,128,466.98 and 739,503,087.64 is: 1,020,514,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,034,679.98 : 1,885,128,466.98 = 739,503,087.64 : x
  2. Step 2: Convert to fraction form
    1,366,034,679.98/1,885,128,466.98 = 739,503,087.64/x
  3. Step 3: Cross multiply
    1,366,034,679.98x = 1,885,128,466.98 × 739,503,087.64
  4. Step 4: Simplify right side
    1,366,034,679.98x = 1,394,058,321,929,769,728
  5. Step 5: Solve for x
    x = 1,394,058,321,929,769,728/1,366,034,679.98
  6. Step 6: Final answer
    x = 1,020,514,590.41

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Double scale
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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.