Home / 912,760,313,487.21-1,369,184,504,211.10-300,126,310,229.29

Finding the Fourth Proportional to 912,760,313,487.21, 1,369,184,504,211.10 and 300,126,310,229.29

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Solution

The fourth proportional to 912,760,313,487.21, 1,369,184,504,211.10 and 300,126,310,229.29 is: 450,203,944,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,760,313,487.21 : 1,369,184,504,211.10 = 300,126,310,229.29 : x
  2. Step 2: Convert to fraction form
    912,760,313,487.21/1,369,184,504,211.10 = 300,126,310,229.29/x
  3. Step 3: Cross multiply
    912,760,313,487.21x = 1,369,184,504,211.10 × 300,126,310,229.29
  4. Step 4: Simplify right side
    912,760,313,487.21x = 410,928,293,271,997,226,418,176
  5. Step 5: Solve for x
    x = 410,928,293,271,997,226,418,176/912,760,313,487.21
  6. Step 6: Final answer
    x = 450,203,944,233.77

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Double scale
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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.