Home / 126,701,990-174,848,746.26-68,755,238

Finding the Fourth Proportional to 126,701,990, 174,848,746.26 and 68,755,238

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Solution

The fourth proportional to 126,701,990, 174,848,746.26 and 68,755,238 is: 94,882,228.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701,990 : 174,848,746.26 = 68,755,238 : x
  2. Step 2: Convert to fraction form
    126,701,990/174,848,746.26 = 68,755,238/x
  3. Step 3: Cross multiply
    126,701,990x = 174,848,746.26 × 68,755,238
  4. Step 4: Simplify right side
    126,701,990x = 12,021,767,163,107,910
  5. Step 5: Solve for x
    x = 12,021,767,163,107,910/126,701,990
  6. Step 6: Final answer
    x = 94,882,228.47

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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.