Home / 474,813,782.67-655,279,370.73-298,752,693.78

Finding the Fourth Proportional to 474,813,782.67, 655,279,370.73 and 298,752,693.78

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Solution

The fourth proportional to 474,813,782.67, 655,279,370.73 and 298,752,693.78 is: 412,301,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,813,782.67 : 655,279,370.73 = 298,752,693.78 : x
  2. Step 2: Convert to fraction form
    474,813,782.67/655,279,370.73 = 298,752,693.78/x
  3. Step 3: Cross multiply
    474,813,782.67x = 655,279,370.73 × 298,752,693.78
  4. Step 4: Simplify right side
    474,813,782.67x = 195,766,477,184,050,784
  5. Step 5: Solve for x
    x = 195,766,477,184,050,784/474,813,782.67
  6. Step 6: Final answer
    x = 412,301,589.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.