Home / 1,871,171,328.82-2,809,516,131.60-1,043,741,606.66

Finding the Fourth Proportional to 1,871,171,328.82, 2,809,516,131.60 and 1,043,741,606.66

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Solution

The fourth proportional to 1,871,171,328.82, 2,809,516,131.60 and 1,043,741,606.66 is: 1,567,151,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,171,328.82 : 2,809,516,131.60 = 1,043,741,606.66 : x
  2. Step 2: Convert to fraction form
    1,871,171,328.82/2,809,516,131.60 = 1,043,741,606.66/x
  3. Step 3: Cross multiply
    1,871,171,328.82x = 2,809,516,131.60 × 1,043,741,606.66
  4. Step 4: Simplify right side
    1,871,171,328.82x = 2,932,408,881,133,371,904
  5. Step 5: Solve for x
    x = 2,932,408,881,133,371,904/1,871,171,328.82
  6. Step 6: Final answer
    x = 1,567,151,460.67

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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.