Home / 474,875,999.20-711,306,229.20-394,254,431.20

Finding the Fourth Proportional to 474,875,999.20, 711,306,229.20 and 394,254,431.20

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Solution

The fourth proportional to 474,875,999.20, 711,306,229.20 and 394,254,431.20 is: 590,544,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,875,999.20 : 711,306,229.20 = 394,254,431.20 : x
  2. Step 2: Convert to fraction form
    474,875,999.20/711,306,229.20 = 394,254,431.20/x
  3. Step 3: Cross multiply
    474,875,999.20x = 711,306,229.20 × 394,254,431.20
  4. Step 4: Simplify right side
    474,875,999.20x = 280,435,632,802,262,848
  5. Step 5: Solve for x
    x = 280,435,632,802,262,848/474,875,999.20
  6. Step 6: Final answer
    x = 590,544,970.21

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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.