Home / 1,345,188,032.10-2,017,782,048.15-825,934,745.70

Finding the Fourth Proportional to 1,345,188,032.10, 2,017,782,048.15 and 825,934,745.70

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Solution

The fourth proportional to 1,345,188,032.10, 2,017,782,048.15 and 825,934,745.70 is: 1,238,902,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,188,032.10 : 2,017,782,048.15 = 825,934,745.70 : x
  2. Step 2: Convert to fraction form
    1,345,188,032.10/2,017,782,048.15 = 825,934,745.70/x
  3. Step 3: Cross multiply
    1,345,188,032.10x = 2,017,782,048.15 × 825,934,745.70
  4. Step 4: Simplify right side
    1,345,188,032.10x = 1,666,556,302,816,795,648
  5. Step 5: Solve for x
    x = 1,666,556,302,816,795,648/1,345,188,032.10
  6. Step 6: Final answer
    x = 1,238,902,118.55

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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.