Home / 262,028,556.40-393,042,834.60-201,562,380.40

Finding the Fourth Proportional to 262,028,556.40, 393,042,834.60 and 201,562,380.40

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Solution

The fourth proportional to 262,028,556.40, 393,042,834.60 and 201,562,380.40 is: 302,343,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,028,556.40 : 393,042,834.60 = 201,562,380.40 : x
  2. Step 2: Convert to fraction form
    262,028,556.40/393,042,834.60 = 201,562,380.40/x
  3. Step 3: Cross multiply
    262,028,556.40x = 393,042,834.60 × 201,562,380.40
  4. Step 4: Simplify right side
    262,028,556.40x = 79,222,649,341,139,488
  5. Step 5: Solve for x
    x = 79,222,649,341,139,488/262,028,556.40
  6. Step 6: Final answer
    x = 302,343,570.60

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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.