Home / 2,211,967,971.20-3,052,560,798.64-1,208,450,536.40

Finding the Fourth Proportional to 2,211,967,971.20, 3,052,560,798.64 and 1,208,450,536.40

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Solution

The fourth proportional to 2,211,967,971.20, 3,052,560,798.64 and 1,208,450,536.40 is: 1,667,686,323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,967,971.20 : 3,052,560,798.64 = 1,208,450,536.40 : x
  2. Step 2: Convert to fraction form
    2,211,967,971.20/3,052,560,798.64 = 1,208,450,536.40/x
  3. Step 3: Cross multiply
    2,211,967,971.20x = 3,052,560,798.64 × 1,208,450,536.40
  4. Step 4: Simplify right side
    2,211,967,971.20x = 3,688,868,734,510,120,448
  5. Step 5: Solve for x
    x = 3,688,868,734,510,120,448/2,211,967,971.20
  6. Step 6: Final answer
    x = 1,667,686,323.92

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1.5x scale

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.