Home / 206,736,729.16-285,302,771.94-113,923,215.88

Finding the Fourth Proportional to 206,736,729.16, 285,302,771.94 and 113,923,215.88

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Solution

The fourth proportional to 206,736,729.16, 285,302,771.94 and 113,923,215.88 is: 157,217,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,736,729.16 : 285,302,771.94 = 113,923,215.88 : x
  2. Step 2: Convert to fraction form
    206,736,729.16/285,302,771.94 = 113,923,215.88/x
  3. Step 3: Cross multiply
    206,736,729.16x = 285,302,771.94 × 113,923,215.88
  4. Step 4: Simplify right side
    206,736,729.16x = 32,502,609,278,883,024
  5. Step 5: Solve for x
    x = 32,502,609,278,883,024/206,736,729.16
  6. Step 6: Final answer
    x = 157,217,391.47

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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.