Home / 1,924,863,120.60-2,656,242,372.42-1,089,469,750.20

Finding the Fourth Proportional to 1,924,863,120.60, 2,656,242,372.42 and 1,089,469,750.20

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Solution

The fourth proportional to 1,924,863,120.60, 2,656,242,372.42 and 1,089,469,750.20 is: 1,503,429,351.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,863,120.60 : 2,656,242,372.42 = 1,089,469,750.20 : x
  2. Step 2: Convert to fraction form
    1,924,863,120.60/2,656,242,372.42 = 1,089,469,750.20/x
  3. Step 3: Cross multiply
    1,924,863,120.60x = 2,656,242,372.42 × 1,089,469,750.20
  4. Step 4: Simplify right side
    1,924,863,120.60x = 2,893,895,713,951,072,768
  5. Step 5: Solve for x
    x = 2,893,895,713,951,072,768/1,924,863,120.60
  6. Step 6: Final answer
    x = 1,503,429,351.93

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.