Home / 294,521,712.30-406,441,190.61-162,359,805.42

Finding the Fourth Proportional to 294,521,712.30, 406,441,190.61 and 162,359,805.42

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Solution

The fourth proportional to 294,521,712.30, 406,441,190.61 and 162,359,805.42 is: 224,057,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,521,712.30 : 406,441,190.61 = 162,359,805.42 : x
  2. Step 2: Convert to fraction form
    294,521,712.30/406,441,190.61 = 162,359,805.42/x
  3. Step 3: Cross multiply
    294,521,712.30x = 406,441,190.61 × 162,359,805.42
  4. Step 4: Simplify right side
    294,521,712.30x = 65,989,712,622,112,728
  5. Step 5: Solve for x
    x = 65,989,712,622,112,728/294,521,712.30
  6. Step 6: Final answer
    x = 224,057,208.23

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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.