Home / 839,809,664.10-1,259,714,496.15-294,480,339.30

Finding the Fourth Proportional to 839,809,664.10, 1,259,714,496.15 and 294,480,339.30

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Solution

The fourth proportional to 839,809,664.10, 1,259,714,496.15 and 294,480,339.30 is: 441,720,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,809,664.10 : 1,259,714,496.15 = 294,480,339.30 : x
  2. Step 2: Convert to fraction form
    839,809,664.10/1,259,714,496.15 = 294,480,339.30/x
  3. Step 3: Cross multiply
    839,809,664.10x = 1,259,714,496.15 × 294,480,339.30
  4. Step 4: Simplify right side
    839,809,664.10x = 370,961,152,247,380,608
  5. Step 5: Solve for x
    x = 370,961,152,247,380,608/839,809,664.10
  6. Step 6: Final answer
    x = 441,720,508.95

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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.