Home / 417,953,892.36-576,761,660.82-229,780,815.96

Finding the Fourth Proportional to 417,953,892.36, 576,761,660.82 and 229,780,815.96

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Solution

The fourth proportional to 417,953,892.36, 576,761,660.82 and 229,780,815.96 is: 317,089,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,953,892.36 : 576,761,660.82 = 229,780,815.96 : x
  2. Step 2: Convert to fraction form
    417,953,892.36/576,761,660.82 = 229,780,815.96/x
  3. Step 3: Cross multiply
    417,953,892.36x = 576,761,660.82 × 229,780,815.96
  4. Step 4: Simplify right side
    417,953,892.36x = 132,528,765,037,664,384
  5. Step 5: Solve for x
    x = 132,528,765,037,664,384/417,953,892.36
  6. Step 6: Final answer
    x = 317,089,438.48

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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.