Home / 146,709,968.85-220,064,953.28-103,663,247.85

Finding the Fourth Proportional to 146,709,968.85, 220,064,953.28 and 103,663,247.85

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Solution

The fourth proportional to 146,709,968.85, 220,064,953.28 and 103,663,247.85 is: 155,494,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,968.85 : 220,064,953.28 = 103,663,247.85 : x
  2. Step 2: Convert to fraction form
    146,709,968.85/220,064,953.28 = 103,663,247.85/x
  3. Step 3: Cross multiply
    146,709,968.85x = 220,064,953.28 × 103,663,247.85
  4. Step 4: Simplify right side
    146,709,968.85x = 22,812,647,794,444,992
  5. Step 5: Solve for x
    x = 22,812,647,794,444,992/146,709,968.85
  6. Step 6: Final answer
    x = 155,494,871.78

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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.