Home / 132,945,173.67-183,494,950.25-77,958,744.87

Finding the Fourth Proportional to 132,945,173.67, 183,494,950.25 and 77,958,744.87

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Solution

The fourth proportional to 132,945,173.67, 183,494,950.25 and 77,958,744.87 is: 107,601,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,173.67 : 183,494,950.25 = 77,958,744.87 : x
  2. Step 2: Convert to fraction form
    132,945,173.67/183,494,950.25 = 77,958,744.87/x
  3. Step 3: Cross multiply
    132,945,173.67x = 183,494,950.25 × 77,958,744.87
  4. Step 4: Simplify right side
    132,945,173.67x = 14,305,036,011,083,300
  5. Step 5: Solve for x
    x = 14,305,036,011,083,300/132,945,173.67
  6. Step 6: Final answer
    x = 107,601,017.89

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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.