Home / 186,399,692.15-279,554,697.81-57,008,423.30

Finding the Fourth Proportional to 186,399,692.15, 279,554,697.81 and 57,008,423.30

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Solution

The fourth proportional to 186,399,692.15, 279,554,697.81 and 57,008,423.30 is: 85,498,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,399,692.15 : 279,554,697.81 = 57,008,423.30 : x
  2. Step 2: Convert to fraction form
    186,399,692.15/279,554,697.81 = 57,008,423.30/x
  3. Step 3: Cross multiply
    186,399,692.15x = 279,554,697.81 × 57,008,423.30
  4. Step 4: Simplify right side
    186,399,692.15x = 15,936,972,546,858,290
  5. Step 5: Solve for x
    x = 15,936,972,546,858,290/186,399,692.15
  6. Step 6: Final answer
    x = 85,498,920.97

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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.