Home / 456,040,265.14-629,343,628.05-247,203,343.54

Finding the Fourth Proportional to 456,040,265.14, 629,343,628.05 and 247,203,343.54

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Solution

The fourth proportional to 456,040,265.14, 629,343,628.05 and 247,203,343.54 is: 341,144,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,040,265.14 : 629,343,628.05 = 247,203,343.54 : x
  2. Step 2: Convert to fraction form
    456,040,265.14/629,343,628.05 = 247,203,343.54/x
  3. Step 3: Cross multiply
    456,040,265.14x = 629,343,628.05 × 247,203,343.54
  4. Step 4: Simplify right side
    456,040,265.14x = 155,575,849,089,554,112
  5. Step 5: Solve for x
    x = 155,575,849,089,554,112/456,040,265.14
  6. Step 6: Final answer
    x = 341,144,984.30

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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.