Home / 110,691,231.60-166,036,847.40-70,479,980.40

Finding the Fourth Proportional to 110,691,231.60, 166,036,847.40 and 70,479,980.40

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Solution

The fourth proportional to 110,691,231.60, 166,036,847.40 and 70,479,980.40 is: 105,719,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,691,231.60 : 166,036,847.40 = 70,479,980.40 : x
  2. Step 2: Convert to fraction form
    110,691,231.60/166,036,847.40 = 70,479,980.40/x
  3. Step 3: Cross multiply
    110,691,231.60x = 166,036,847.40 × 70,479,980.40
  4. Step 4: Simplify right side
    110,691,231.60x = 11,702,273,750,429,792
  5. Step 5: Solve for x
    x = 11,702,273,750,429,792/110,691,231.60
  6. Step 6: Final answer
    x = 105,719,970.60

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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.