Home / 19,501,261,965.88-26,911,745,401.48-11,880,307,588.56

Finding the Fourth Proportional to 19,501,261,965.88, 26,911,745,401.48 and 11,880,307,588.56

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Solution

The fourth proportional to 19,501,261,965.88, 26,911,745,401.48 and 11,880,307,588.56 is: 16,394,826,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501,261,965.88 : 26,911,745,401.48 = 11,880,307,588.56 : x
  2. Step 2: Convert to fraction form
    19,501,261,965.88/26,911,745,401.48 = 11,880,307,588.56/x
  3. Step 3: Cross multiply
    19,501,261,965.88x = 26,911,745,401.48 × 11,880,307,588.56
  4. Step 4: Simplify right side
    19,501,261,965.88x = 319,719,813,114,597,539,840
  5. Step 5: Solve for x
    x = 319,719,813,114,597,539,840/19,501,261,965.88
  6. Step 6: Final answer
    x = 16,394,826,841.15

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1.5x scale

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.