Home / 121,717,364,229.79-167,970,160,237.87-67,523,914,266.77

Finding the Fourth Proportional to 121,717,364,229.79, 167,970,160,237.87 and 67,523,914,266.77

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Solution

The fourth proportional to 121,717,364,229.79, 167,970,160,237.87 and 67,523,914,266.77 is: 93,183,111,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,717,364,229.79 : 167,970,160,237.87 = 67,523,914,266.77 : x
  2. Step 2: Convert to fraction form
    121,717,364,229.79/167,970,160,237.87 = 67,523,914,266.77/x
  3. Step 3: Cross multiply
    121,717,364,229.79x = 167,970,160,237.87 × 67,523,914,266.77
  4. Step 4: Simplify right side
    121,717,364,229.79x = 11,342,002,699,277,552,320,512
  5. Step 5: Solve for x
    x = 11,342,002,699,277,552,320,512/121,717,364,229.79
  6. Step 6: Final answer
    x = 93,183,111,309.12

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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.