Home / 13,208,835,370.35-19,813,253,055.53-12,198,672,317.55

Finding the Fourth Proportional to 13,208,835,370.35, 19,813,253,055.53 and 12,198,672,317.55

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Solution

The fourth proportional to 13,208,835,370.35, 19,813,253,055.53 and 12,198,672,317.55 is: 18,298,008,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,835,370.35 : 19,813,253,055.53 = 12,198,672,317.55 : x
  2. Step 2: Convert to fraction form
    13,208,835,370.35/19,813,253,055.53 = 12,198,672,317.55/x
  3. Step 3: Cross multiply
    13,208,835,370.35x = 19,813,253,055.53 × 12,198,672,317.55
  4. Step 4: Simplify right side
    13,208,835,370.35x = 241,695,381,569,045,757,952
  5. Step 5: Solve for x
    x = 241,695,381,569,045,757,952/13,208,835,370.35
  6. Step 6: Final answer
    x = 18,298,008,476.33

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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.