Home / 721,814,976,009.60-1,082,722,464,014.40-721,814,976,009.60

Finding the Fourth Proportional to 721,814,976,009.60, 1,082,722,464,014.40 and 721,814,976,009.60

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Solution

The fourth proportional to 721,814,976,009.60, 1,082,722,464,014.40 and 721,814,976,009.60 is: 1,082,722,464,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,814,976,009.60 : 1,082,722,464,014.40 = 721,814,976,009.60 : x
  2. Step 2: Convert to fraction form
    721,814,976,009.60/1,082,722,464,014.40 = 721,814,976,009.60/x
  3. Step 3: Cross multiply
    721,814,976,009.60x = 1,082,722,464,014.40 × 721,814,976,009.60
  4. Step 4: Simplify right side
    721,814,976,009.60x = 781,525,289,387,609,083,084,800
  5. Step 5: Solve for x
    x = 781,525,289,387,609,083,084,800/721,814,976,009.60
  6. Step 6: Final answer
    x = 1,082,722,464,014.40

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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.