Home / 290,767,496.80-436,151,245.20-175,976,240.80

Finding the Fourth Proportional to 290,767,496.80, 436,151,245.20 and 175,976,240.80

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Solution

The fourth proportional to 290,767,496.80, 436,151,245.20 and 175,976,240.80 is: 263,964,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,767,496.80 : 436,151,245.20 = 175,976,240.80 : x
  2. Step 2: Convert to fraction form
    290,767,496.80/436,151,245.20 = 175,976,240.80/x
  3. Step 3: Cross multiply
    290,767,496.80x = 436,151,245.20 × 175,976,240.80
  4. Step 4: Simplify right side
    290,767,496.80x = 76,752,256,550,535,040
  5. Step 5: Solve for x
    x = 76,752,256,550,535,040/290,767,496.80
  6. Step 6: Final answer
    x = 263,964,361.20

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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.