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Finding the Fourth Proportional to 220,054,563.60, 329,364,400.05 and 220,054,563.60

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Solution

The fourth proportional to 220,054,563.60, 329,364,400.05 and 220,054,563.60 is: 329,364,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,054,563.60 : 329,364,400.05 = 220,054,563.60 : x
  2. Step 2: Convert to fraction form
    220,054,563.60/329,364,400.05 = 220,054,563.60/x
  3. Step 3: Cross multiply
    220,054,563.60x = 329,364,400.05 × 220,054,563.60
  4. Step 4: Simplify right side
    220,054,563.60x = 72,478,139,318,378,576
  5. Step 5: Solve for x
    x = 72,478,139,318,378,576/220,054,563.60
  6. Step 6: Final answer
    x = 329,364,400.05

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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.