Home / 541,760,189.68-747,583,421.56-300,362,623.20

Finding the Fourth Proportional to 541,760,189.68, 747,583,421.56 and 300,362,623.20

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Solution

The fourth proportional to 541,760,189.68, 747,583,421.56 and 300,362,623.20 is: 414,475,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,760,189.68 : 747,583,421.56 = 300,362,623.20 : x
  2. Step 2: Convert to fraction form
    541,760,189.68/747,583,421.56 = 300,362,623.20/x
  3. Step 3: Cross multiply
    541,760,189.68x = 747,583,421.56 × 300,362,623.20
  4. Step 4: Simplify right side
    541,760,189.68x = 224,546,117,560,593,024
  5. Step 5: Solve for x
    x = 224,546,117,560,593,024/541,760,189.68
  6. Step 6: Final answer
    x = 414,475,116.18

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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.