Home / 166,715,960-250,051,238.88-43,883,990.72

Finding the Fourth Proportional to 166,715,960, 250,051,238.88 and 43,883,990.72

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Solution

The fourth proportional to 166,715,960, 250,051,238.88 and 43,883,990.72 is: 65,820,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,715,960 : 250,051,238.88 = 43,883,990.72 : x
  2. Step 2: Convert to fraction form
    166,715,960/250,051,238.88 = 43,883,990.72/x
  3. Step 3: Cross multiply
    166,715,960x = 250,051,238.88 × 43,883,990.72
  4. Step 4: Simplify right side
    166,715,960x = 10,973,246,246,534,422
  5. Step 5: Solve for x
    x = 10,973,246,246,534,422/166,715,960
  6. Step 6: Final answer
    x = 65,820,010.55

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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.