Home / 101,049,220.20-151,573,830.30-68,764,179.45

Finding the Fourth Proportional to 101,049,220.20, 151,573,830.30 and 68,764,179.45

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Solution

The fourth proportional to 101,049,220.20, 151,573,830.30 and 68,764,179.45 is: 103,146,269.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,049,220.20 : 151,573,830.30 = 68,764,179.45 : x
  2. Step 2: Convert to fraction form
    101,049,220.20/151,573,830.30 = 68,764,179.45/x
  3. Step 3: Cross multiply
    101,049,220.20x = 151,573,830.30 × 68,764,179.45
  4. Step 4: Simplify right side
    101,049,220.20x = 10,422,850,066,673,048
  5. Step 5: Solve for x
    x = 10,422,850,066,673,048/101,049,220.20
  6. Step 6: Final answer
    x = 103,146,269.18

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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.