Home / 127,920,735.88-176,530,614.14-69,183,401

Finding the Fourth Proportional to 127,920,735.88, 176,530,614.14 and 69,183,401

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Solution

The fourth proportional to 127,920,735.88, 176,530,614.14 and 69,183,401 is: 95,473,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,920,735.88 : 176,530,614.14 = 69,183,401 : x
  2. Step 2: Convert to fraction form
    127,920,735.88/176,530,614.14 = 69,183,401/x
  3. Step 3: Cross multiply
    127,920,735.88x = 176,530,614.14 × 69,183,401
  4. Step 4: Simplify right side
    127,920,735.88x = 12,212,988,266,823,890
  5. Step 5: Solve for x
    x = 12,212,988,266,823,890/127,920,735.88
  6. Step 6: Final answer
    x = 95,473,092.64

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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.