Home / 12,947,401,163.81-17,867,223,454.61-7,231,769,002.24

Finding the Fourth Proportional to 12,947,401,163.81, 17,867,223,454.61 and 7,231,769,002.24

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Solution

The fourth proportional to 12,947,401,163.81, 17,867,223,454.61 and 7,231,769,002.24 is: 9,979,735,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,947,401,163.81 : 17,867,223,454.61 = 7,231,769,002.24 : x
  2. Step 2: Convert to fraction form
    12,947,401,163.81/17,867,223,454.61 = 7,231,769,002.24/x
  3. Step 3: Cross multiply
    12,947,401,163.81x = 17,867,223,454.61 × 7,231,769,002.24
  4. Step 4: Simplify right side
    12,947,401,163.81x = 129,211,632,735,121,113,088
  5. Step 5: Solve for x
    x = 129,211,632,735,121,113,088/12,947,401,163.81
  6. Step 6: Final answer
    x = 9,979,735,014.02

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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.