Home / 440,375,929.77-660,821,477.42-164,217,928.53

Finding the Fourth Proportional to 440,375,929.77, 660,821,477.42 and 164,217,928.53

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Solution

The fourth proportional to 440,375,929.77, 660,821,477.42 and 164,217,928.53 is: 246,422,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,375,929.77 : 660,821,477.42 = 164,217,928.53 : x
  2. Step 2: Convert to fraction form
    440,375,929.77/660,821,477.42 = 164,217,928.53/x
  3. Step 3: Cross multiply
    440,375,929.77x = 660,821,477.42 × 164,217,928.53
  4. Step 4: Simplify right side
    440,375,929.77x = 108,518,734,150,046,560
  5. Step 5: Solve for x
    x = 108,518,734,150,046,560/440,375,929.77
  6. Step 6: Final answer
    x = 246,422,946.43

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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.