Home / 70,959,964.55-97,924,734.61-40,020,067.31

Finding the Fourth Proportional to 70,959,964.55, 97,924,734.61 and 40,020,067.31

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Solution

The fourth proportional to 70,959,964.55, 97,924,734.61 and 40,020,067.31 is: 55,227,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,959,964.55 : 97,924,734.61 = 40,020,067.31 : x
  2. Step 2: Convert to fraction form
    70,959,964.55/97,924,734.61 = 40,020,067.31/x
  3. Step 3: Cross multiply
    70,959,964.55x = 97,924,734.61 × 40,020,067.31
  4. Step 4: Simplify right side
    70,959,964.55x = 3,918,954,469,816,413
  5. Step 5: Solve for x
    x = 3,918,954,469,816,413/70,959,964.55
  6. Step 6: Final answer
    x = 55,227,683.60

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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.