Home / 623,690,392,251.50-933,924,383,705.55-430,449,736,990.71

Finding the Fourth Proportional to 623,690,392,251.50, 933,924,383,705.55 and 430,449,736,990.71

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Solution

The fourth proportional to 623,690,392,251.50, 933,924,383,705.55 and 430,449,736,990.71 is: 644,562,607,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,690,392,251.50 : 933,924,383,705.55 = 430,449,736,990.71 : x
  2. Step 2: Convert to fraction form
    623,690,392,251.50/933,924,383,705.55 = 430,449,736,990.71/x
  3. Step 3: Cross multiply
    623,690,392,251.50x = 933,924,383,705.55 × 430,449,736,990.71
  4. Step 4: Simplify right side
    623,690,392,251.50x = 402,007,505,335,264,970,014,720
  5. Step 5: Solve for x
    x = 402,007,505,335,264,970,014,720/623,690,392,251.50
  6. Step 6: Final answer
    x = 644,562,607,232.14

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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.