Home / 407,812,189,273.35-562,781,379,322.98-222,414,346,470.29

Finding the Fourth Proportional to 407,812,189,273.35, 562,781,379,322.98 and 222,414,346,470.29

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Solution

The fourth proportional to 407,812,189,273.35, 562,781,379,322.98 and 222,414,346,470.29 is: 306,932,102,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,812,189,273.35 : 562,781,379,322.98 = 222,414,346,470.29 : x
  2. Step 2: Convert to fraction form
    407,812,189,273.35/562,781,379,322.98 = 222,414,346,470.29/x
  3. Step 3: Cross multiply
    407,812,189,273.35x = 562,781,379,322.98 × 222,414,346,470.29
  4. Step 4: Simplify right side
    407,812,189,273.35x = 125,170,652,687,768,982,913,024
  5. Step 5: Solve for x
    x = 125,170,652,687,768,982,913,024/407,812,189,273.35
  6. Step 6: Final answer
    x = 306,932,102,522.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.