Home / 1,838,751,786.72-2,757,617,367.12-510,474,682.08

Finding the Fourth Proportional to 1,838,751,786.72, 2,757,617,367.12 and 510,474,682.08

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Solution

The fourth proportional to 1,838,751,786.72, 2,757,617,367.12 and 510,474,682.08 is: 765,570,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,751,786.72 : 2,757,617,367.12 = 510,474,682.08 : x
  2. Step 2: Convert to fraction form
    1,838,751,786.72/2,757,617,367.12 = 510,474,682.08/x
  3. Step 3: Cross multiply
    1,838,751,786.72x = 2,757,617,367.12 × 510,474,682.08
  4. Step 4: Simplify right side
    1,838,751,786.72x = 1,407,693,848,778,868,480
  5. Step 5: Solve for x
    x = 1,407,693,848,778,868,480/1,838,751,786.72
  6. Step 6: Final answer
    x = 765,570,349.92

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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.