Home / 180,856,917.40-271,285,376.10-172,542,818.20

Finding the Fourth Proportional to 180,856,917.40, 271,285,376.10 and 172,542,818.20

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Solution

The fourth proportional to 180,856,917.40, 271,285,376.10 and 172,542,818.20 is: 258,814,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,856,917.40 : 271,285,376.10 = 172,542,818.20 : x
  2. Step 2: Convert to fraction form
    180,856,917.40/271,285,376.10 = 172,542,818.20/x
  3. Step 3: Cross multiply
    180,856,917.40x = 271,285,376.10 × 172,542,818.20
  4. Step 4: Simplify right side
    180,856,917.40x = 46,808,343,328,740,928
  5. Step 5: Solve for x
    x = 46,808,343,328,740,928/180,856,917.40
  6. Step 6: Final answer
    x = 258,814,227.30

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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.