Home / 511,084,598.21-705,878,529-343,529,962.94

Finding the Fourth Proportional to 511,084,598.21, 705,878,529 and 343,529,962.94

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Solution

The fourth proportional to 511,084,598.21, 705,878,529 and 343,529,962.94 is: 474,462,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,084,598.21 : 705,878,529 = 343,529,962.94 : x
  2. Step 2: Convert to fraction form
    511,084,598.21/705,878,529 = 343,529,962.94/x
  3. Step 3: Cross multiply
    511,084,598.21x = 705,878,529 × 343,529,962.94
  4. Step 4: Simplify right side
    511,084,598.21x = 242,490,424,907,511,712
  5. Step 5: Solve for x
    x = 242,490,424,907,511,712/511,084,598.21
  6. Step 6: Final answer
    x = 474,462,399.68

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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.