Home / 69,556,299.60-104,334,449.40-18,443,485.20

Finding the Fourth Proportional to 69,556,299.60, 104,334,449.40 and 18,443,485.20

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Solution

The fourth proportional to 69,556,299.60, 104,334,449.40 and 18,443,485.20 is: 27,665,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,556,299.60 : 104,334,449.40 = 18,443,485.20 : x
  2. Step 2: Convert to fraction form
    69,556,299.60/104,334,449.40 = 18,443,485.20/x
  3. Step 3: Cross multiply
    69,556,299.60x = 104,334,449.40 × 18,443,485.20
  4. Step 4: Simplify right side
    69,556,299.60x = 1,924,290,873,359,049
  5. Step 5: Solve for x
    x = 1,924,290,873,359,049/69,556,299.60
  6. Step 6: Final answer
    x = 27,665,227.80

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1.5x scale

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.