Home / 3,192,709,763.31-4,405,300,468.70-1,782,796,790.31

Finding the Fourth Proportional to 3,192,709,763.31, 4,405,300,468.70 and 1,782,796,790.31

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Solution

The fourth proportional to 3,192,709,763.31, 4,405,300,468.70 and 1,782,796,790.31 is: 2,459,902,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,709,763.31 : 4,405,300,468.70 = 1,782,796,790.31 : x
  2. Step 2: Convert to fraction form
    3,192,709,763.31/4,405,300,468.70 = 1,782,796,790.31/x
  3. Step 3: Cross multiply
    3,192,709,763.31x = 4,405,300,468.70 × 1,782,796,790.31
  4. Step 4: Simplify right side
    3,192,709,763.31x = 7,853,755,535,949,498,368
  5. Step 5: Solve for x
    x = 7,853,755,535,949,498,368/3,192,709,763.31
  6. Step 6: Final answer
    x = 2,459,902,752.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.