Home / 196,771,617.60-295,335,885.60-99,794,788.80

Finding the Fourth Proportional to 196,771,617.60, 295,335,885.60 and 99,794,788.80

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Solution

The fourth proportional to 196,771,617.60, 295,335,885.60 and 99,794,788.80 is: 149,782,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,771,617.60 : 295,335,885.60 = 99,794,788.80 : x
  2. Step 2: Convert to fraction form
    196,771,617.60/295,335,885.60 = 99,794,788.80/x
  3. Step 3: Cross multiply
    196,771,617.60x = 295,335,885.60 × 99,794,788.80
  4. Step 4: Simplify right side
    196,771,617.60x = 29,472,982,328,512,964
  5. Step 5: Solve for x
    x = 29,472,982,328,512,964/196,771,617.60
  6. Step 6: Final answer
    x = 149,782,690.65

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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.