Home / 114,712,475.55-172,100,339.03-45,673,761.61

Finding the Fourth Proportional to 114,712,475.55, 172,100,339.03 and 45,673,761.61

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Solution

The fourth proportional to 114,712,475.55, 172,100,339.03 and 45,673,761.61 is: 68,523,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,712,475.55 : 172,100,339.03 = 45,673,761.61 : x
  2. Step 2: Convert to fraction form
    114,712,475.55/172,100,339.03 = 45,673,761.61/x
  3. Step 3: Cross multiply
    114,712,475.55x = 172,100,339.03 × 45,673,761.61
  4. Step 4: Simplify right side
    114,712,475.55x = 7,860,469,857,628,030
  5. Step 5: Solve for x
    x = 7,860,469,857,628,030/114,712,475.55
  6. Step 6: Final answer
    x = 68,523,234.46

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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.