Home / 136,570,086.60-204,855,129.90-122,221,179.60

Finding the Fourth Proportional to 136,570,086.60, 204,855,129.90 and 122,221,179.60

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Solution

The fourth proportional to 136,570,086.60, 204,855,129.90 and 122,221,179.60 is: 183,331,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,570,086.60 : 204,855,129.90 = 122,221,179.60 : x
  2. Step 2: Convert to fraction form
    136,570,086.60/204,855,129.90 = 122,221,179.60/x
  3. Step 3: Cross multiply
    136,570,086.60x = 204,855,129.90 × 122,221,179.60
  4. Step 4: Simplify right side
    136,570,086.60x = 25,037,635,623,489,228
  5. Step 5: Solve for x
    x = 25,037,635,623,489,228/136,570,086.60
  6. Step 6: Final answer
    x = 183,331,769.40

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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.