Home / 196,839,165.60-295,258,748.40-51,272,445.60

Finding the Fourth Proportional to 196,839,165.60, 295,258,748.40 and 51,272,445.60

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Solution

The fourth proportional to 196,839,165.60, 295,258,748.40 and 51,272,445.60 is: 76,908,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,839,165.60 : 295,258,748.40 = 51,272,445.60 : x
  2. Step 2: Convert to fraction form
    196,839,165.60/295,258,748.40 = 51,272,445.60/x
  3. Step 3: Cross multiply
    196,839,165.60x = 295,258,748.40 × 51,272,445.60
  4. Step 4: Simplify right side
    196,839,165.60x = 15,138,638,115,263,086
  5. Step 5: Solve for x
    x = 15,138,638,115,263,086/196,839,165.60
  6. Step 6: Final answer
    x = 76,908,668.40

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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.