Home / 147,314,992.88-203,299,597.94-80,337,605.39

Finding the Fourth Proportional to 147,314,992.88, 203,299,597.94 and 80,337,605.39

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Solution

The fourth proportional to 147,314,992.88, 203,299,597.94 and 80,337,605.39 is: 110,868,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,314,992.88 : 203,299,597.94 = 80,337,605.39 : x
  2. Step 2: Convert to fraction form
    147,314,992.88/203,299,597.94 = 80,337,605.39/x
  3. Step 3: Cross multiply
    147,314,992.88x = 203,299,597.94 × 80,337,605.39
  4. Step 4: Simplify right side
    147,314,992.88x = 16,332,602,875,355,938
  5. Step 5: Solve for x
    x = 16,332,602,875,355,938/147,314,992.88
  6. Step 6: Final answer
    x = 110,868,571.87

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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.