Home / 10,647,612,485.26-15,972,871,479.09-4,435,324,947.79

Finding the Fourth Proportional to 10,647,612,485.26, 15,972,871,479.09 and 4,435,324,947.79

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Solution

The fourth proportional to 10,647,612,485.26, 15,972,871,479.09 and 4,435,324,947.79 is: 6,653,592,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,612,485.26 : 15,972,871,479.09 = 4,435,324,947.79 : x
  2. Step 2: Convert to fraction form
    10,647,612,485.26/15,972,871,479.09 = 4,435,324,947.79/x
  3. Step 3: Cross multiply
    10,647,612,485.26x = 15,972,871,479.09 × 4,435,324,947.79
  4. Step 4: Simplify right side
    10,647,612,485.26x = 70,844,875,359,051,235,328
  5. Step 5: Solve for x
    x = 70,844,875,359,051,235,328/10,647,612,485.26
  6. Step 6: Final answer
    x = 6,653,592,573.65

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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.