Home / 529,147,107.41-730,263,911.46-317,461,904.44

Finding the Fourth Proportional to 529,147,107.41, 730,263,911.46 and 317,461,904.44

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Solution

The fourth proportional to 529,147,107.41, 730,263,911.46 and 317,461,904.44 is: 438,121,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,147,107.41 : 730,263,911.46 = 317,461,904.44 : x
  2. Step 2: Convert to fraction form
    529,147,107.41/730,263,911.46 = 317,461,904.44/x
  3. Step 3: Cross multiply
    529,147,107.41x = 730,263,911.46 × 317,461,904.44
  4. Step 4: Simplify right side
    529,147,107.41x = 231,830,972,072,878,976
  5. Step 5: Solve for x
    x = 231,830,972,072,878,976/529,147,107.41
  6. Step 6: Final answer
    x = 438,121,968.03

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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.