Home / 476,489,144.53-657,570,986.41-264,804,895.72

Finding the Fourth Proportional to 476,489,144.53, 657,570,986.41 and 264,804,895.72

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Solution

The fourth proportional to 476,489,144.53, 657,570,986.41 and 264,804,895.72 is: 365,439,629.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,489,144.53 : 657,570,986.41 = 264,804,895.72 : x
  2. Step 2: Convert to fraction form
    476,489,144.53/657,570,986.41 = 264,804,895.72/x
  3. Step 3: Cross multiply
    476,489,144.53x = 657,570,986.41 × 264,804,895.72
  4. Step 4: Simplify right side
    476,489,144.53x = 174,128,016,481,509,728
  5. Step 5: Solve for x
    x = 174,128,016,481,509,728/476,489,144.53
  6. Step 6: Final answer
    x = 365,439,629.60

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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.