Home / 16,918,802,474-25,379,046,672.44-6,438,831,126.48

Finding the Fourth Proportional to 16,918,802,474, 25,379,046,672.44 and 6,438,831,126.48

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Solution

The fourth proportional to 16,918,802,474, 25,379,046,672.44 and 6,438,831,126.48 is: 9,658,567,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918,802,474 : 25,379,046,672.44 = 6,438,831,126.48 : x
  2. Step 2: Convert to fraction form
    16,918,802,474/25,379,046,672.44 = 6,438,831,126.48/x
  3. Step 3: Cross multiply
    16,918,802,474x = 25,379,046,672.44 × 6,438,831,126.48
  4. Step 4: Simplify right side
    16,918,802,474x = 163,411,395,674,895,319,040
  5. Step 5: Solve for x
    x = 163,411,395,674,895,319,040/16,918,802,474
  6. Step 6: Final answer
    x = 9,658,567,497.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.