Home / 548,058,181.12-756,342,096.96-300,548,412.16

Finding the Fourth Proportional to 548,058,181.12, 756,342,096.96 and 300,548,412.16

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Solution

The fourth proportional to 548,058,181.12, 756,342,096.96 and 300,548,412.16 is: 414,768,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,058,181.12 : 756,342,096.96 = 300,548,412.16 : x
  2. Step 2: Convert to fraction form
    548,058,181.12/756,342,096.96 = 300,548,412.16/x
  3. Step 3: Cross multiply
    548,058,181.12x = 756,342,096.96 × 300,548,412.16
  4. Step 4: Simplify right side
    548,058,181.12x = 227,317,416,291,092,800
  5. Step 5: Solve for x
    x = 227,317,416,291,092,800/548,058,181.12
  6. Step 6: Final answer
    x = 414,768,767.48

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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.