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Finding the Fourth Proportional to 201,340,059.60, 301,786,140.60 and 110,528,821.20

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Solution

The fourth proportional to 201,340,059.60, 301,786,140.60 and 110,528,821.20 is: 165,670,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,340,059.60 : 301,786,140.60 = 110,528,821.20 : x
  2. Step 2: Convert to fraction form
    201,340,059.60/301,786,140.60 = 110,528,821.20/x
  3. Step 3: Cross multiply
    201,340,059.60x = 301,786,140.60 × 110,528,821.20
  4. Step 4: Simplify right side
    201,340,059.60x = 33,356,066,375,015,464
  5. Step 5: Solve for x
    x = 33,356,066,375,015,464/201,340,059.60
  6. Step 6: Final answer
    x = 165,670,291.55

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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.