Home / 443,467,054.98-611,988,499.24-245,241,885.60

Finding the Fourth Proportional to 443,467,054.98, 611,988,499.24 and 245,241,885.60

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Solution

The fourth proportional to 443,467,054.98, 611,988,499.24 and 245,241,885.60 is: 338,435,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,467,054.98 : 611,988,499.24 = 245,241,885.60 : x
  2. Step 2: Convert to fraction form
    443,467,054.98/611,988,499.24 = 245,241,885.60/x
  3. Step 3: Cross multiply
    443,467,054.98x = 611,988,499.24 × 245,241,885.60
  4. Step 4: Simplify right side
    443,467,054.98x = 150,085,213,518,518,656
  5. Step 5: Solve for x
    x = 150,085,213,518,518,656/443,467,054.98
  6. Step 6: Final answer
    x = 338,435,993.91

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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.