Home / 146,585,138.10-219,877,707.15-112,147,761.30

Finding the Fourth Proportional to 146,585,138.10, 219,877,707.15 and 112,147,761.30

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Solution

The fourth proportional to 146,585,138.10, 219,877,707.15 and 112,147,761.30 is: 168,221,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,585,138.10 : 219,877,707.15 = 112,147,761.30 : x
  2. Step 2: Convert to fraction form
    146,585,138.10/219,877,707.15 = 112,147,761.30/x
  3. Step 3: Cross multiply
    146,585,138.10x = 219,877,707.15 × 112,147,761.30
  4. Step 4: Simplify right side
    146,585,138.10x = 24,658,792,616,649,504
  5. Step 5: Solve for x
    x = 24,658,792,616,649,504/146,585,138.10
  6. Step 6: Final answer
    x = 168,221,641.95

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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.