Home / 168,185,219.20-252,277,828.80-100,160,771.20

Finding the Fourth Proportional to 168,185,219.20, 252,277,828.80 and 100,160,771.20

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Solution

The fourth proportional to 168,185,219.20, 252,277,828.80 and 100,160,771.20 is: 150,241,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,185,219.20 : 252,277,828.80 = 100,160,771.20 : x
  2. Step 2: Convert to fraction form
    168,185,219.20/252,277,828.80 = 100,160,771.20/x
  3. Step 3: Cross multiply
    168,185,219.20x = 252,277,828.80 × 100,160,771.20
  4. Step 4: Simplify right side
    168,185,219.20x = 25,268,341,889,269,572
  5. Step 5: Solve for x
    x = 25,268,341,889,269,572/168,185,219.20
  6. Step 6: Final answer
    x = 150,241,156.80

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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.