Home / 447,365,128.06-617,045,860.24-298,611,249.22

Finding the Fourth Proportional to 447,365,128.06, 617,045,860.24 and 298,611,249.22

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Solution

The fourth proportional to 447,365,128.06, 617,045,860.24 and 298,611,249.22 is: 411,871,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,365,128.06 : 617,045,860.24 = 298,611,249.22 : x
  2. Step 2: Convert to fraction form
    447,365,128.06/617,045,860.24 = 298,611,249.22/x
  3. Step 3: Cross multiply
    447,365,128.06x = 617,045,860.24 × 298,611,249.22
  4. Step 4: Simplify right side
    447,365,128.06x = 184,256,835,152,295,936
  5. Step 5: Solve for x
    x = 184,256,835,152,295,936/447,365,128.06
  6. Step 6: Final answer
    x = 411,871,251.46

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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.