Home / 419,174,552.55-578,444,040.96-228,431,519.60

Finding the Fourth Proportional to 419,174,552.55, 578,444,040.96 and 228,431,519.60

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Solution

The fourth proportional to 419,174,552.55, 578,444,040.96 and 228,431,519.60 is: 315,226,319.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,174,552.55 : 578,444,040.96 = 228,431,519.60 : x
  2. Step 2: Convert to fraction form
    419,174,552.55/578,444,040.96 = 228,431,519.60/x
  3. Step 3: Cross multiply
    419,174,552.55x = 578,444,040.96 × 228,431,519.60
  4. Step 4: Simplify right side
    419,174,552.55x = 132,134,851,277,165,232
  5. Step 5: Solve for x
    x = 132,134,851,277,165,232/419,174,552.55
  6. Step 6: Final answer
    x = 315,226,319.14

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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.