Home / 167,300,986.40-251,040,644.40-65,068,359.20

Finding the Fourth Proportional to 167,300,986.40, 251,040,644.40 and 65,068,359.20

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Solution

The fourth proportional to 167,300,986.40, 251,040,644.40 and 65,068,359.20 is: 97,637,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,300,986.40 : 251,040,644.40 = 65,068,359.20 : x
  2. Step 2: Convert to fraction form
    167,300,986.40/251,040,644.40 = 65,068,359.20/x
  3. Step 3: Cross multiply
    167,300,986.40x = 251,040,644.40 × 65,068,359.20
  4. Step 4: Simplify right side
    167,300,986.40x = 16,334,802,823,618,670
  5. Step 5: Solve for x
    x = 16,334,802,823,618,670/167,300,986.40
  6. Step 6: Final answer
    x = 97,637,217.66

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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.