Home / 227,182,561.80-340,773,842.70-188,440,512.90

Finding the Fourth Proportional to 227,182,561.80, 340,773,842.70 and 188,440,512.90

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Solution

The fourth proportional to 227,182,561.80, 340,773,842.70 and 188,440,512.90 is: 282,660,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,182,561.80 : 340,773,842.70 = 188,440,512.90 : x
  2. Step 2: Convert to fraction form
    227,182,561.80/340,773,842.70 = 188,440,512.90/x
  3. Step 3: Cross multiply
    227,182,561.80x = 340,773,842.70 × 188,440,512.90
  4. Step 4: Simplify right side
    227,182,561.80x = 64,215,597,701,291,920
  5. Step 5: Solve for x
    x = 64,215,597,701,291,920/227,182,561.80
  6. Step 6: Final answer
    x = 282,660,769.35

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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.