Home / 448,376,463.09-618,759,784.43-250,137,958.55

Finding the Fourth Proportional to 448,376,463.09, 618,759,784.43 and 250,137,958.55

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Solution

The fourth proportional to 448,376,463.09, 618,759,784.43 and 250,137,958.55 is: 345,190,530.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,376,463.09 : 618,759,784.43 = 250,137,958.55 : x
  2. Step 2: Convert to fraction form
    448,376,463.09/618,759,784.43 = 250,137,958.55/x
  3. Step 3: Cross multiply
    448,376,463.09x = 618,759,784.43 × 250,137,958.55
  4. Step 4: Simplify right side
    448,376,463.09x = 154,775,309,308,165,056
  5. Step 5: Solve for x
    x = 154,775,309,308,165,056/448,376,463.09
  6. Step 6: Final answer
    x = 345,190,530.84

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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.