Home / 86,910,171.26-119,906,373.82-53,858,360.80

Finding the Fourth Proportional to 86,910,171.26, 119,906,373.82 and 53,858,360.80

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Solution

The fourth proportional to 86,910,171.26, 119,906,373.82 and 53,858,360.80 is: 74,306,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,910,171.26 : 119,906,373.82 = 53,858,360.80 : x
  2. Step 2: Convert to fraction form
    86,910,171.26/119,906,373.82 = 53,858,360.80/x
  3. Step 3: Cross multiply
    86,910,171.26x = 119,906,373.82 × 53,858,360.80
  4. Step 4: Simplify right side
    86,910,171.26x = 6,457,960,743,417,234
  5. Step 5: Solve for x
    x = 6,457,960,743,417,234/86,910,171.26
  6. Step 6: Final answer
    x = 74,306,156.00

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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.