Home / 147,449,404.98-203,485,066.14-80,472,030.60

Finding the Fourth Proportional to 147,449,404.98, 203,485,066.14 and 80,472,030.60

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Solution

The fourth proportional to 147,449,404.98, 203,485,066.14 and 80,472,030.60 is: 111,054,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,449,404.98 : 203,485,066.14 = 80,472,030.60 : x
  2. Step 2: Convert to fraction form
    147,449,404.98/203,485,066.14 = 80,472,030.60/x
  3. Step 3: Cross multiply
    147,449,404.98x = 203,485,066.14 × 80,472,030.60
  4. Step 4: Simplify right side
    147,449,404.98x = 16,374,856,469,061,102
  5. Step 5: Solve for x
    x = 16,374,856,469,061,102/147,449,404.98
  6. Step 6: Final answer
    x = 111,054,069.50

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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.