Home / 290,965,207.06-436,505,306.02-106,734,394.18

Finding the Fourth Proportional to 290,965,207.06, 436,505,306.02 and 106,734,394.18

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Solution

The fourth proportional to 290,965,207.06, 436,505,306.02 and 106,734,394.18 is: 160,122,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,965,207.06 : 436,505,306.02 = 106,734,394.18 : x
  2. Step 2: Convert to fraction form
    290,965,207.06/436,505,306.02 = 106,734,394.18/x
  3. Step 3: Cross multiply
    290,965,207.06x = 436,505,306.02 × 106,734,394.18
  4. Step 4: Simplify right side
    290,965,207.06x = 46,590,129,394,400,208
  5. Step 5: Solve for x
    x = 46,590,129,394,400,208/290,965,207.06
  6. Step 6: Final answer
    x = 160,122,682.24

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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.