Home / 262,028,607.40-393,042,911.10-201,562,431.40

Finding the Fourth Proportional to 262,028,607.40, 393,042,911.10 and 201,562,431.40

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Solution

The fourth proportional to 262,028,607.40, 393,042,911.10 and 201,562,431.40 is: 302,343,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,028,607.40 : 393,042,911.10 = 201,562,431.40 : x
  2. Step 2: Convert to fraction form
    262,028,607.40/393,042,911.10 = 201,562,431.40/x
  3. Step 3: Cross multiply
    262,028,607.40x = 393,042,911.10 × 201,562,431.40
  4. Step 4: Simplify right side
    262,028,607.40x = 79,222,684,805,850,048
  5. Step 5: Solve for x
    x = 79,222,684,805,850,048/262,028,607.40
  6. Step 6: Final answer
    x = 302,343,647.10

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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.