Home / 193,548,015.70-290,322,023.55-111,918,678.10

Finding the Fourth Proportional to 193,548,015.70, 290,322,023.55 and 111,918,678.10

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Solution

The fourth proportional to 193,548,015.70, 290,322,023.55 and 111,918,678.10 is: 167,878,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,548,015.70 : 290,322,023.55 = 111,918,678.10 : x
  2. Step 2: Convert to fraction form
    193,548,015.70/290,322,023.55 = 111,918,678.10/x
  3. Step 3: Cross multiply
    193,548,015.70x = 290,322,023.55 × 111,918,678.10
  4. Step 4: Simplify right side
    193,548,015.70x = 32,492,457,099,033,068
  5. Step 5: Solve for x
    x = 32,492,457,099,033,068/193,548,015.70
  6. Step 6: Final answer
    x = 167,878,017.15

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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.