Home / 111,768,657.60-167,652,986.40-98,331,729.60

Finding the Fourth Proportional to 111,768,657.60, 167,652,986.40 and 98,331,729.60

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Solution

The fourth proportional to 111,768,657.60, 167,652,986.40 and 98,331,729.60 is: 147,497,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,768,657.60 : 167,652,986.40 = 98,331,729.60 : x
  2. Step 2: Convert to fraction form
    111,768,657.60/167,652,986.40 = 98,331,729.60/x
  3. Step 3: Cross multiply
    111,768,657.60x = 167,652,986.40 × 98,331,729.60
  4. Step 4: Simplify right side
    111,768,657.60x = 16,485,608,125,317,278
  5. Step 5: Solve for x
    x = 16,485,608,125,317,278/111,768,657.60
  6. Step 6: Final answer
    x = 147,497,594.40

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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.