Home / 378,990,043.80-568,485,065.70-184,801,502.40

Finding the Fourth Proportional to 378,990,043.80, 568,485,065.70 and 184,801,502.40

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Solution

The fourth proportional to 378,990,043.80, 568,485,065.70 and 184,801,502.40 is: 277,202,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,990,043.80 : 568,485,065.70 = 184,801,502.40 : x
  2. Step 2: Convert to fraction form
    378,990,043.80/568,485,065.70 = 184,801,502.40/x
  3. Step 3: Cross multiply
    378,990,043.80x = 568,485,065.70 × 184,801,502.40
  4. Step 4: Simplify right side
    378,990,043.80x = 105,056,894,233,322,720
  5. Step 5: Solve for x
    x = 105,056,894,233,322,720/378,990,043.80
  6. Step 6: Final answer
    x = 277,202,253.60

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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.