Home / 110,651,318.73-152,556,880.05-90,731,692.62

Finding the Fourth Proportional to 110,651,318.73, 152,556,880.05 and 90,731,692.62

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Solution

The fourth proportional to 110,651,318.73, 152,556,880.05 and 90,731,692.62 is: 125,093,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,651,318.73 : 152,556,880.05 = 90,731,692.62 : x
  2. Step 2: Convert to fraction form
    110,651,318.73/152,556,880.05 = 90,731,692.62/x
  3. Step 3: Cross multiply
    110,651,318.73x = 152,556,880.05 × 90,731,692.62
  4. Step 4: Simplify right side
    110,651,318.73x = 13,841,743,947,762,812
  5. Step 5: Solve for x
    x = 13,841,743,947,762,812/110,651,318.73
  6. Step 6: Final answer
    x = 125,093,348.25

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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.