Home / 329,195,260.40-493,792,890.60-165,936,585.20

Finding the Fourth Proportional to 329,195,260.40, 493,792,890.60 and 165,936,585.20

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Solution

The fourth proportional to 329,195,260.40, 493,792,890.60 and 165,936,585.20 is: 248,904,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,195,260.40 : 493,792,890.60 = 165,936,585.20 : x
  2. Step 2: Convert to fraction form
    329,195,260.40/493,792,890.60 = 165,936,585.20/x
  3. Step 3: Cross multiply
    329,195,260.40x = 493,792,890.60 × 165,936,585.20
  4. Step 4: Simplify right side
    329,195,260.40x = 81,938,306,062,201,184
  5. Step 5: Solve for x
    x = 81,938,306,062,201,184/329,195,260.40
  6. Step 6: Final answer
    x = 248,904,877.80

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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.