Home / 217,532,348.80-325,820,226.30-188,834,534.80

Finding the Fourth Proportional to 217,532,348.80, 325,820,226.30 and 188,834,534.80

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Solution

The fourth proportional to 217,532,348.80, 325,820,226.30 and 188,834,534.80 is: 282,836,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,532,348.80 : 325,820,226.30 = 188,834,534.80 : x
  2. Step 2: Convert to fraction form
    217,532,348.80/325,820,226.30 = 188,834,534.80/x
  3. Step 3: Cross multiply
    217,532,348.80x = 325,820,226.30 × 188,834,534.80
  4. Step 4: Simplify right side
    217,532,348.80x = 61,526,110,861,791,232
  5. Step 5: Solve for x
    x = 61,526,110,861,791,232/217,532,348.80
  6. Step 6: Final answer
    x = 282,836,604.31

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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.