Home / 414,399,848.20-621,823,721.10-184,404,430.60

Finding the Fourth Proportional to 414,399,848.20, 621,823,721.10 and 184,404,430.60

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Solution

The fourth proportional to 414,399,848.20, 621,823,721.10 and 184,404,430.60 is: 276,706,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,399,848.20 : 621,823,721.10 = 184,404,430.60 : x
  2. Step 2: Convert to fraction form
    414,399,848.20/621,823,721.10 = 184,404,430.60/x
  3. Step 3: Cross multiply
    414,399,848.20x = 621,823,721.10 × 184,404,430.60
  4. Step 4: Simplify right side
    414,399,848.20x = 114,667,049,223,018,704
  5. Step 5: Solve for x
    x = 114,667,049,223,018,704/414,399,848.20
  6. Step 6: Final answer
    x = 276,706,301.22

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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.