Home / 797,209,781.60-1,195,814,672.40-222,781,109.60

Finding the Fourth Proportional to 797,209,781.60, 1,195,814,672.40 and 222,781,109.60

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Solution

The fourth proportional to 797,209,781.60, 1,195,814,672.40 and 222,781,109.60 is: 334,171,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,209,781.60 : 1,195,814,672.40 = 222,781,109.60 : x
  2. Step 2: Convert to fraction form
    797,209,781.60/1,195,814,672.40 = 222,781,109.60/x
  3. Step 3: Cross multiply
    797,209,781.60x = 1,195,814,672.40 × 222,781,109.60
  4. Step 4: Simplify right side
    797,209,781.60x = 266,404,919,593,232,512
  5. Step 5: Solve for x
    x = 266,404,919,593,232,512/797,209,781.60
  6. Step 6: Final answer
    x = 334,171,664.40

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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.