Home / 623,690,392,258.60-933,924,383,716.20-430,449,736,997.85

Finding the Fourth Proportional to 623,690,392,258.60, 933,924,383,716.20 and 430,449,736,997.85

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Solution

The fourth proportional to 623,690,392,258.60, 933,924,383,716.20 and 430,449,736,997.85 is: 644,562,607,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,690,392,258.60 : 933,924,383,716.20 = 430,449,736,997.85 : x
  2. Step 2: Convert to fraction form
    623,690,392,258.60/933,924,383,716.20 = 430,449,736,997.85/x
  3. Step 3: Cross multiply
    623,690,392,258.60x = 933,924,383,716.20 × 430,449,736,997.85
  4. Step 4: Simplify right side
    623,690,392,258.60x = 402,007,505,346,517,381,677,056
  5. Step 5: Solve for x
    x = 402,007,505,346,517,381,677,056/623,690,392,258.60
  6. Step 6: Final answer
    x = 644,562,607,242.85

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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.