Home / 110,530,060.40-165,795,090.60-76,517,836.40

Finding the Fourth Proportional to 110,530,060.40, 165,795,090.60 and 76,517,836.40

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Solution

The fourth proportional to 110,530,060.40, 165,795,090.60 and 76,517,836.40 is: 114,776,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,530,060.40 : 165,795,090.60 = 76,517,836.40 : x
  2. Step 2: Convert to fraction form
    110,530,060.40/165,795,090.60 = 76,517,836.40/x
  3. Step 3: Cross multiply
    110,530,060.40x = 165,795,090.60 × 76,517,836.40
  4. Step 4: Simplify right side
    110,530,060.40x = 12,686,281,618,453,978
  5. Step 5: Solve for x
    x = 12,686,281,618,453,978/110,530,060.40
  6. Step 6: Final answer
    x = 114,776,754.60

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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.