Home / 139,954,960.02-209,931,692.66-36,324,089.56

Finding the Fourth Proportional to 139,954,960.02, 209,931,692.66 and 36,324,089.56

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Solution

The fourth proportional to 139,954,960.02, 209,931,692.66 and 36,324,089.56 is: 54,485,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,954,960.02 : 209,931,692.66 = 36,324,089.56 : x
  2. Step 2: Convert to fraction form
    139,954,960.02/209,931,692.66 = 36,324,089.56/x
  3. Step 3: Cross multiply
    139,954,960.02x = 209,931,692.66 × 36,324,089.56
  4. Step 4: Simplify right side
    139,954,960.02x = 7,625,577,604,432,956
  5. Step 5: Solve for x
    x = 7,625,577,604,432,956/139,954,960.02
  6. Step 6: Final answer
    x = 54,485,940.36

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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.