Home / 1,809,872,378.06-2,714,734,675.64-629,722,971.50

Finding the Fourth Proportional to 1,809,872,378.06, 2,714,734,675.64 and 629,722,971.50

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Solution

The fourth proportional to 1,809,872,378.06, 2,714,734,675.64 and 629,722,971.50 is: 944,558,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,872,378.06 : 2,714,734,675.64 = 629,722,971.50 : x
  2. Step 2: Convert to fraction form
    1,809,872,378.06/2,714,734,675.64 = 629,722,971.50/x
  3. Step 3: Cross multiply
    1,809,872,378.06x = 2,714,734,675.64 × 629,722,971.50
  4. Step 4: Simplify right side
    1,809,872,378.06x = 1,709,530,786,766,109,952
  5. Step 5: Solve for x
    x = 1,709,530,786,766,109,952/1,809,872,378.06
  6. Step 6: Final answer
    x = 944,558,747.62

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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.