Home / 156,453,122.40-234,763,664.40-65,585,896.80

Finding the Fourth Proportional to 156,453,122.40, 234,763,664.40 and 65,585,896.80

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Solution

The fourth proportional to 156,453,122.40, 234,763,664.40 and 65,585,896.80 is: 98,414,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,453,122.40 : 234,763,664.40 = 65,585,896.80 : x
  2. Step 2: Convert to fraction form
    156,453,122.40/234,763,664.40 = 65,585,896.80/x
  3. Step 3: Cross multiply
    156,453,122.40x = 234,763,664.40 × 65,585,896.80
  4. Step 4: Simplify right side
    156,453,122.40x = 15,397,185,465,728,234
  5. Step 5: Solve for x
    x = 15,397,185,465,728,234/156,453,122.40
  6. Step 6: Final answer
    x = 98,414,050.35

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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.