Home / 15,364,256,695.89-21,190,934,781.70-13,224,447,042.41

Finding the Fourth Proportional to 15,364,256,695.89, 21,190,934,781.70 and 13,224,447,042.41

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Solution

The fourth proportional to 15,364,256,695.89, 21,190,934,781.70 and 13,224,447,042.41 is: 18,239,632,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364,256,695.89 : 21,190,934,781.70 = 13,224,447,042.41 : x
  2. Step 2: Convert to fraction form
    15,364,256,695.89/21,190,934,781.70 = 13,224,447,042.41/x
  3. Step 3: Cross multiply
    15,364,256,695.89x = 21,190,934,781.70 × 13,224,447,042.41
  4. Step 4: Simplify right side
    15,364,256,695.89x = 280,238,394,799,755,755,520
  5. Step 5: Solve for x
    x = 280,238,394,799,755,755,520/15,364,256,695.89
  6. Step 6: Final answer
    x = 18,239,632,436.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.