Home / 419,134,176,002.40-628,701,264,003.60-167,470,928,181.60

Finding the Fourth Proportional to 419,134,176,002.40, 628,701,264,003.60 and 167,470,928,181.60

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Solution

The fourth proportional to 419,134,176,002.40, 628,701,264,003.60 and 167,470,928,181.60 is: 251,206,392,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,134,176,002.40 : 628,701,264,003.60 = 167,470,928,181.60 : x
  2. Step 2: Convert to fraction form
    419,134,176,002.40/628,701,264,003.60 = 167,470,928,181.60/x
  3. Step 3: Cross multiply
    419,134,176,002.40x = 628,701,264,003.60 × 167,470,928,181.60
  4. Step 4: Simplify right side
    419,134,176,002.40x = 105,289,184,231,628,036,112,384
  5. Step 5: Solve for x
    x = 105,289,184,231,628,036,112,384/419,134,176,002.40
  6. Step 6: Final answer
    x = 251,206,392,272.40

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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.