Home / 132,343,619.20-198,521,649.60-41,470,172.80

Finding the Fourth Proportional to 132,343,619.20, 198,521,649.60 and 41,470,172.80

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Solution

The fourth proportional to 132,343,619.20, 198,521,649.60 and 41,470,172.80 is: 62,207,208.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343,619.20 : 198,521,649.60 = 41,470,172.80 : x
  2. Step 2: Convert to fraction form
    132,343,619.20/198,521,649.60 = 41,470,172.80/x
  3. Step 3: Cross multiply
    132,343,619.20x = 198,521,649.60 × 41,470,172.80
  4. Step 4: Simplify right side
    132,343,619.20x = 8,232,727,113,453,050
  5. Step 5: Solve for x
    x = 8,232,727,113,453,050/132,343,619.20
  6. Step 6: Final answer
    x = 62,207,208.50

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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.