Home / 74,325,770.40-111,488,655.60-69,542,801.40

Finding the Fourth Proportional to 74,325,770.40, 111,488,655.60 and 69,542,801.40

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Solution

The fourth proportional to 74,325,770.40, 111,488,655.60 and 69,542,801.40 is: 104,314,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,325,770.40 : 111,488,655.60 = 69,542,801.40 : x
  2. Step 2: Convert to fraction form
    74,325,770.40/111,488,655.60 = 69,542,801.40/x
  3. Step 3: Cross multiply
    74,325,770.40x = 111,488,655.60 × 69,542,801.40
  4. Step 4: Simplify right side
    74,325,770.40x = 7,753,233,434,743,798
  5. Step 5: Solve for x
    x = 7,753,233,434,743,798/74,325,770.40
  6. Step 6: Final answer
    x = 104,314,202.10

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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.