Home / 325,728,845.60-488,593,268.40-293,480,218.40

Finding the Fourth Proportional to 325,728,845.60, 488,593,268.40 and 293,480,218.40

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Solution

The fourth proportional to 325,728,845.60, 488,593,268.40 and 293,480,218.40 is: 440,220,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,728,845.60 : 488,593,268.40 = 293,480,218.40 : x
  2. Step 2: Convert to fraction form
    325,728,845.60/488,593,268.40 = 293,480,218.40/x
  3. Step 3: Cross multiply
    325,728,845.60x = 488,593,268.40 × 293,480,218.40
  4. Step 4: Simplify right side
    325,728,845.60x = 143,392,459,118,801,792
  5. Step 5: Solve for x
    x = 143,392,459,118,801,792/325,728,845.60
  6. Step 6: Final answer
    x = 440,220,327.60

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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.