Home / 141,178,383.60-211,767,575.40-98,131,662.60

Finding the Fourth Proportional to 141,178,383.60, 211,767,575.40 and 98,131,662.60

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Solution

The fourth proportional to 141,178,383.60, 211,767,575.40 and 98,131,662.60 is: 147,197,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,178,383.60 : 211,767,575.40 = 98,131,662.60 : x
  2. Step 2: Convert to fraction form
    141,178,383.60/211,767,575.40 = 98,131,662.60/x
  3. Step 3: Cross multiply
    141,178,383.60x = 211,767,575.40 × 98,131,662.60
  4. Step 4: Simplify right side
    141,178,383.60x = 20,781,104,258,772,860
  5. Step 5: Solve for x
    x = 20,781,104,258,772,860/141,178,383.60
  6. Step 6: Final answer
    x = 147,197,493.90

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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.