Home / 12,652,433,386.44-18,965,269,163.96-4,679,477,785.40

Finding the Fourth Proportional to 12,652,433,386.44, 18,965,269,163.96 and 4,679,477,785.40

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Solution

The fourth proportional to 12,652,433,386.44, 18,965,269,163.96 and 4,679,477,785.40 is: 7,014,267,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652,433,386.44 : 18,965,269,163.96 = 4,679,477,785.40 : x
  2. Step 2: Convert to fraction form
    12,652,433,386.44/18,965,269,163.96 = 4,679,477,785.40/x
  3. Step 3: Cross multiply
    12,652,433,386.44x = 18,965,269,163.96 × 4,679,477,785.40
  4. Step 4: Simplify right side
    12,652,433,386.44x = 88,747,555,746,882,437,120
  5. Step 5: Solve for x
    x = 88,747,555,746,882,437,120/12,652,433,386.44
  6. Step 6: Final answer
    x = 7,014,267,772.55

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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.