Home / 126,027,512,415.17-173,918,491,126.04-68,155,892,229.94

Finding the Fourth Proportional to 126,027,512,415.17, 173,918,491,126.04 and 68,155,892,229.94

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Solution

The fourth proportional to 126,027,512,415.17, 173,918,491,126.04 and 68,155,892,229.94 is: 94,055,414,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,027,512,415.17 : 173,918,491,126.04 = 68,155,892,229.94 : x
  2. Step 2: Convert to fraction form
    126,027,512,415.17/173,918,491,126.04 = 68,155,892,229.94/x
  3. Step 3: Cross multiply
    126,027,512,415.17x = 173,918,491,126.04 × 68,155,892,229.94
  4. Step 4: Simplify right side
    126,027,512,415.17x = 11,853,569,937,979,811,561,472
  5. Step 5: Solve for x
    x = 11,853,569,937,979,811,561,472/126,027,512,415.17
  6. Step 6: Final answer
    x = 94,055,414,653.67

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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.