Home / 126,728,182.98-174,864,916.53-73,813,599.18

Finding the Fourth Proportional to 126,728,182.98, 174,864,916.53 and 73,813,599.18

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Solution

The fourth proportional to 126,728,182.98, 174,864,916.53 and 73,813,599.18 is: 101,851,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,728,182.98 : 174,864,916.53 = 73,813,599.18 : x
  2. Step 2: Convert to fraction form
    126,728,182.98/174,864,916.53 = 73,813,599.18/x
  3. Step 3: Cross multiply
    126,728,182.98x = 174,864,916.53 × 73,813,599.18
  4. Step 4: Simplify right side
    126,728,182.98x = 12,907,408,859,389,578
  5. Step 5: Solve for x
    x = 12,907,408,859,389,578/126,728,182.98
  6. Step 6: Final answer
    x = 101,851,131.74

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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.