Home / 39,157,035,326,118-54,036,876,745,700-21,359,187,245,638

Finding the Fourth Proportional to 39,157,035,326,118, 54,036,876,745,700 and 21,359,187,245,638

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Solution

The fourth proportional to 39,157,035,326,118, 54,036,876,745,700 and 21,359,187,245,638 is: 29,475,770,036,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,035,326,118 : 54,036,876,745,700 = 21,359,187,245,638 : x
  2. Step 2: Convert to fraction form
    39,157,035,326,118/54,036,876,745,700 = 21,359,187,245,638/x
  3. Step 3: Cross multiply
    39,157,035,326,118x = 54,036,876,745,700 × 21,359,187,245,638
  4. Step 4: Simplify right side
    39,157,035,326,118x = 1,154,183,768,580,868,041,275,867,136
  5. Step 5: Solve for x
    x = 1,154,183,768,580,868,041,275,867,136/39,157,035,326,118
  6. Step 6: Final answer
    x = 29,475,770,036,426.12

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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.