Home / 622,074,279.40-932,367,401.52-289,633,133.32

Finding the Fourth Proportional to 622,074,279.40, 932,367,401.52 and 289,633,133.32

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Solution

The fourth proportional to 622,074,279.40, 932,367,401.52 and 289,633,133.32 is: 434,103,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,074,279.40 : 932,367,401.52 = 289,633,133.32 : x
  2. Step 2: Convert to fraction form
    622,074,279.40/932,367,401.52 = 289,633,133.32/x
  3. Step 3: Cross multiply
    622,074,279.40x = 932,367,401.52 × 289,633,133.32
  4. Step 4: Simplify right side
    622,074,279.40x = 270,044,491,907,664,128
  5. Step 5: Solve for x
    x = 270,044,491,907,664,128/622,074,279.40
  6. Step 6: Final answer
    x = 434,103,290.96

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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.