Home / 239,949,520.22-331,036,589.40-139,461,260.62

Finding the Fourth Proportional to 239,949,520.22, 331,036,589.40 and 139,461,260.62

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Solution

The fourth proportional to 239,949,520.22, 331,036,589.40 and 139,461,260.62 is: 192,402,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,949,520.22 : 331,036,589.40 = 139,461,260.62 : x
  2. Step 2: Convert to fraction form
    239,949,520.22/331,036,589.40 = 139,461,260.62/x
  3. Step 3: Cross multiply
    239,949,520.22x = 331,036,589.40 × 139,461,260.62
  4. Step 4: Simplify right side
    239,949,520.22x = 46,166,780,069,069,328
  5. Step 5: Solve for x
    x = 46,166,780,069,069,328/239,949,520.22
  6. Step 6: Final answer
    x = 192,402,052.01

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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.