Home / 19,755,105,773.48-29,638,479,710.65-7,958,153,654.90

Finding the Fourth Proportional to 19,755,105,773.48, 29,638,479,710.65 and 7,958,153,654.90

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Solution

The fourth proportional to 19,755,105,773.48, 29,638,479,710.65 and 7,958,153,654.90 is: 11,939,575,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755,105,773.48 : 29,638,479,710.65 = 7,958,153,654.90 : x
  2. Step 2: Convert to fraction form
    19,755,105,773.48/29,638,479,710.65 = 7,958,153,654.90/x
  3. Step 3: Cross multiply
    19,755,105,773.48x = 29,638,479,710.65 × 7,958,153,654.90
  4. Step 4: Simplify right side
    19,755,105,773.48x = 235,867,575,635,092,340,736
  5. Step 5: Solve for x
    x = 235,867,575,635,092,340,736/19,755,105,773.48
  6. Step 6: Final answer
    x = 11,939,575,436.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.