Home / 228,975,694,017.96-343,620,430,346.94-79,915,660,839.72

Finding the Fourth Proportional to 228,975,694,017.96, 343,620,430,346.94 and 79,915,660,839.72

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Solution

The fourth proportional to 228,975,694,017.96, 343,620,430,346.94 and 79,915,660,839.72 is: 119,928,247,786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,975,694,017.96 : 343,620,430,346.94 = 79,915,660,839.72 : x
  2. Step 2: Convert to fraction form
    228,975,694,017.96/343,620,430,346.94 = 79,915,660,839.72/x
  3. Step 3: Cross multiply
    228,975,694,017.96x = 343,620,430,346.94 × 79,915,660,839.72
  4. Step 4: Simplify right side
    228,975,694,017.96x = 27,460,653,769,204,686,651,392
  5. Step 5: Solve for x
    x = 27,460,653,769,204,686,651,392/228,975,694,017.96
  6. Step 6: Final answer
    x = 119,928,247,786.21

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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.