Home / 136,086,015.60-204,129,023.40-45,209,604.60

Finding the Fourth Proportional to 136,086,015.60, 204,129,023.40 and 45,209,604.60

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Solution

The fourth proportional to 136,086,015.60, 204,129,023.40 and 45,209,604.60 is: 67,814,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,086,015.60 : 204,129,023.40 = 45,209,604.60 : x
  2. Step 2: Convert to fraction form
    136,086,015.60/204,129,023.40 = 45,209,604.60/x
  3. Step 3: Cross multiply
    136,086,015.60x = 204,129,023.40 × 45,209,604.60
  4. Step 4: Simplify right side
    136,086,015.60x = 9,228,592,435,298,148
  5. Step 5: Solve for x
    x = 9,228,592,435,298,148/136,086,015.60
  6. Step 6: Final answer
    x = 67,814,406.90

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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.