Home / 111,405,962.60-166,790,079.30-98,651,378.60

Finding the Fourth Proportional to 111,405,962.60, 166,790,079.30 and 98,651,378.60

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Solution

The fourth proportional to 111,405,962.60, 166,790,079.30 and 98,651,378.60 is: 147,694,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,405,962.60 : 166,790,079.30 = 98,651,378.60 : x
  2. Step 2: Convert to fraction form
    111,405,962.60/166,790,079.30 = 98,651,378.60/x
  3. Step 3: Cross multiply
    111,405,962.60x = 166,790,079.30 × 98,651,378.60
  4. Step 4: Simplify right side
    111,405,962.60x = 16,454,071,259,748,324
  5. Step 5: Solve for x
    x = 16,454,071,259,748,324/111,405,962.60
  6. Step 6: Final answer
    x = 147,694,709.29

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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.