Home / 1,959,562,201.30-2,939,768,928.37-715,990,667.26

Finding the Fourth Proportional to 1,959,562,201.30, 2,939,768,928.37 and 715,990,667.26

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Solution

The fourth proportional to 1,959,562,201.30, 2,939,768,928.37 and 715,990,667.26 is: 1,074,141,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,562,201.30 : 2,939,768,928.37 = 715,990,667.26 : x
  2. Step 2: Convert to fraction form
    1,959,562,201.30/2,939,768,928.37 = 715,990,667.26/x
  3. Step 3: Cross multiply
    1,959,562,201.30x = 2,939,768,928.37 × 715,990,667.26
  4. Step 4: Simplify right side
    1,959,562,201.30x = 2,104,847,116,623,921,664
  5. Step 5: Solve for x
    x = 2,104,847,116,623,921,664/1,959,562,201.30
  6. Step 6: Final answer
    x = 1,074,141,517.54

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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.