Home / 236,197,116.20-354,295,674.30-218,978,427.80

Finding the Fourth Proportional to 236,197,116.20, 354,295,674.30 and 218,978,427.80

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Solution

The fourth proportional to 236,197,116.20, 354,295,674.30 and 218,978,427.80 is: 328,467,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,116.20 : 354,295,674.30 = 218,978,427.80 : x
  2. Step 2: Convert to fraction form
    236,197,116.20/354,295,674.30 = 218,978,427.80/x
  3. Step 3: Cross multiply
    236,197,116.20x = 354,295,674.30 × 218,978,427.80
  4. Step 4: Simplify right side
    236,197,116.20x = 77,583,109,734,554,880
  5. Step 5: Solve for x
    x = 77,583,109,734,554,880/236,197,116.20
  6. Step 6: Final answer
    x = 328,467,641.70

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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.