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Finding the Fourth Proportional to 104,297,954.80, 156,465,594.60 and 43,719,804.40

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Solution

The fourth proportional to 104,297,954.80, 156,465,594.60 and 43,719,804.40 is: 65,587,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,297,954.80 : 156,465,594.60 = 43,719,804.40 : x
  2. Step 2: Convert to fraction form
    104,297,954.80/156,465,594.60 = 43,719,804.40/x
  3. Step 3: Cross multiply
    104,297,954.80x = 156,465,594.60 × 43,719,804.40
  4. Step 4: Simplify right side
    104,297,954.80x = 6,840,645,191,241,696
  5. Step 5: Solve for x
    x = 6,840,645,191,241,696/104,297,954.80
  6. Step 6: Final answer
    x = 65,587,529.54

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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.