Home / 476,489,145.53-657,570,987.79-264,804,896.72

Finding the Fourth Proportional to 476,489,145.53, 657,570,987.79 and 264,804,896.72

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Solution

The fourth proportional to 476,489,145.53, 657,570,987.79 and 264,804,896.72 is: 365,439,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,489,145.53 : 657,570,987.79 = 264,804,896.72 : x
  2. Step 2: Convert to fraction form
    476,489,145.53/657,570,987.79 = 264,804,896.72/x
  3. Step 3: Cross multiply
    476,489,145.53x = 657,570,987.79 × 264,804,896.72
  4. Step 4: Simplify right side
    476,489,145.53x = 174,128,017,507,799,328
  5. Step 5: Solve for x
    x = 174,128,017,507,799,328/476,489,145.53
  6. Step 6: Final answer
    x = 365,439,630.98

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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.