Home / 146,033,919.80-201,518,825.42-79,941,632.20

Finding the Fourth Proportional to 146,033,919.80, 201,518,825.42 and 79,941,632.20

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Solution

The fourth proportional to 146,033,919.80, 201,518,825.42 and 79,941,632.20 is: 110,315,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,033,919.80 : 201,518,825.42 = 79,941,632.20 : x
  2. Step 2: Convert to fraction form
    146,033,919.80/201,518,825.42 = 79,941,632.20/x
  3. Step 3: Cross multiply
    146,033,919.80x = 201,518,825.42 × 79,941,632.20
  4. Step 4: Simplify right side
    146,033,919.80x = 16,109,743,823,101,650
  5. Step 5: Solve for x
    x = 16,109,743,823,101,650/146,033,919.80
  6. Step 6: Final answer
    x = 110,315,081.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.