Home / 279,894,499.44-386,262,604.98-152,743,370.88

Finding the Fourth Proportional to 279,894,499.44, 386,262,604.98 and 152,743,370.88

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Solution

The fourth proportional to 279,894,499.44, 386,262,604.98 and 152,743,370.88 is: 210,790,324.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,894,499.44 : 386,262,604.98 = 152,743,370.88 : x
  2. Step 2: Convert to fraction form
    279,894,499.44/386,262,604.98 = 152,743,370.88/x
  3. Step 3: Cross multiply
    279,894,499.44x = 386,262,604.98 × 152,743,370.88
  4. Step 4: Simplify right side
    279,894,499.44x = 58,999,052,329,535,080
  5. Step 5: Solve for x
    x = 58,999,052,329,535,080/279,894,499.44
  6. Step 6: Final answer
    x = 210,790,324.38

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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.