Home / 113,792,022.20-170,688,033.30-28,691,478.20

Finding the Fourth Proportional to 113,792,022.20, 170,688,033.30 and 28,691,478.20

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Solution

The fourth proportional to 113,792,022.20, 170,688,033.30 and 28,691,478.20 is: 43,037,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,792,022.20 : 170,688,033.30 = 28,691,478.20 : x
  2. Step 2: Convert to fraction form
    113,792,022.20/170,688,033.30 = 28,691,478.20/x
  3. Step 3: Cross multiply
    113,792,022.20x = 170,688,033.30 × 28,691,478.20
  4. Step 4: Simplify right side
    113,792,022.20x = 4,897,291,986,427,824
  5. Step 5: Solve for x
    x = 4,897,291,986,427,824/113,792,022.20
  6. Step 6: Final answer
    x = 43,037,217.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.