Home / 1,010,987,603.40-1,516,481,405.10-662,309,163.30

Finding the Fourth Proportional to 1,010,987,603.40, 1,516,481,405.10 and 662,309,163.30

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Solution

The fourth proportional to 1,010,987,603.40, 1,516,481,405.10 and 662,309,163.30 is: 993,463,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,987,603.40 : 1,516,481,405.10 = 662,309,163.30 : x
  2. Step 2: Convert to fraction form
    1,010,987,603.40/1,516,481,405.10 = 662,309,163.30/x
  3. Step 3: Cross multiply
    1,010,987,603.40x = 1,516,481,405.10 × 662,309,163.30
  4. Step 4: Simplify right side
    1,010,987,603.40x = 1,004,379,530,571,789,184
  5. Step 5: Solve for x
    x = 1,004,379,530,571,789,184/1,010,987,603.40
  6. Step 6: Final answer
    x = 993,463,744.95

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Double scale
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Similar ratio
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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.