Home / 1,401,685,965.11-2,102,528,947.67-1,401,685,965.11

Finding the Fourth Proportional to 1,401,685,965.11, 2,102,528,947.67 and 1,401,685,965.11

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Solution

The fourth proportional to 1,401,685,965.11, 2,102,528,947.67 and 1,401,685,965.11 is: 2,102,528,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,685,965.11 : 2,102,528,947.67 = 1,401,685,965.11 : x
  2. Step 2: Convert to fraction form
    1,401,685,965.11/2,102,528,947.67 = 1,401,685,965.11/x
  3. Step 3: Cross multiply
    1,401,685,965.11x = 2,102,528,947.67 × 1,401,685,965.11
  4. Step 4: Simplify right side
    1,401,685,965.11x = 2,947,085,317,189,970,432
  5. Step 5: Solve for x
    x = 2,947,085,317,189,970,432/1,401,685,965.11
  6. Step 6: Final answer
    x = 2,102,528,947.67

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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.