Home / 127,598,525.20-191,442,024.60-55,846,435.60

Finding the Fourth Proportional to 127,598,525.20, 191,442,024.60 and 55,846,435.60

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Solution

The fourth proportional to 127,598,525.20, 191,442,024.60 and 55,846,435.60 is: 83,789,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,598,525.20 : 191,442,024.60 = 55,846,435.60 : x
  2. Step 2: Convert to fraction form
    127,598,525.20/191,442,024.60 = 55,846,435.60/x
  3. Step 3: Cross multiply
    127,598,525.20x = 191,442,024.60 × 55,846,435.60
  4. Step 4: Simplify right side
    127,598,525.20x = 10,691,354,697,957,516
  5. Step 5: Solve for x
    x = 10,691,354,697,957,516/127,598,525.20
  6. Step 6: Final answer
    x = 83,789,014.66

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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.