Home / 345,064,327.02-476,188,356.60-203,986,393.74

Finding the Fourth Proportional to 345,064,327.02, 476,188,356.60 and 203,986,393.74

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Solution

The fourth proportional to 345,064,327.02, 476,188,356.60 and 203,986,393.74 is: 281,500,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,064,327.02 : 476,188,356.60 = 203,986,393.74 : x
  2. Step 2: Convert to fraction form
    345,064,327.02/476,188,356.60 = 203,986,393.74/x
  3. Step 3: Cross multiply
    345,064,327.02x = 476,188,356.60 × 203,986,393.74
  4. Step 4: Simplify right side
    345,064,327.02x = 97,135,945,603,811,136
  5. Step 5: Solve for x
    x = 97,135,945,603,811,136/345,064,327.02
  6. Step 6: Final answer
    x = 281,500,978.22

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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.