Home / 340,859,904.80-511,289,857.20-236,555,751.20

Finding the Fourth Proportional to 340,859,904.80, 511,289,857.20 and 236,555,751.20

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Solution

The fourth proportional to 340,859,904.80, 511,289,857.20 and 236,555,751.20 is: 354,833,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,859,904.80 : 511,289,857.20 = 236,555,751.20 : x
  2. Step 2: Convert to fraction form
    340,859,904.80/511,289,857.20 = 236,555,751.20/x
  3. Step 3: Cross multiply
    340,859,904.80x = 511,289,857.20 × 236,555,751.20
  4. Step 4: Simplify right side
    340,859,904.80x = 120,948,556,250,886,720
  5. Step 5: Solve for x
    x = 120,948,556,250,886,720/340,859,904.80
  6. Step 6: Final answer
    x = 354,833,626.80

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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.