Home / 283,164,603.29-390,786,792.26-171,660,144.03

Finding the Fourth Proportional to 283,164,603.29, 390,786,792.26 and 171,660,144.03

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Solution

The fourth proportional to 283,164,603.29, 390,786,792.26 and 171,660,144.03 is: 236,902,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,164,603.29 : 390,786,792.26 = 171,660,144.03 : x
  2. Step 2: Convert to fraction form
    283,164,603.29/390,786,792.26 = 171,660,144.03/x
  3. Step 3: Cross multiply
    283,164,603.29x = 390,786,792.26 × 171,660,144.03
  4. Step 4: Simplify right side
    283,164,603.29x = 67,082,517,043,514,992
  5. Step 5: Solve for x
    x = 67,082,517,043,514,992/283,164,603.29
  6. Step 6: Final answer
    x = 236,902,904.76

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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.