Home / 1,965,628,931.12-2,712,626,667.95-1,073,597,739.26

Finding the Fourth Proportional to 1,965,628,931.12, 2,712,626,667.95 and 1,073,597,739.26

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Solution

The fourth proportional to 1,965,628,931.12, 2,712,626,667.95 and 1,073,597,739.26 is: 1,481,596,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,628,931.12 : 2,712,626,667.95 = 1,073,597,739.26 : x
  2. Step 2: Convert to fraction form
    1,965,628,931.12/2,712,626,667.95 = 1,073,597,739.26/x
  3. Step 3: Cross multiply
    1,965,628,931.12x = 2,712,626,667.95 × 1,073,597,739.26
  4. Step 4: Simplify right side
    1,965,628,931.12x = 2,912,269,858,162,138,624
  5. Step 5: Solve for x
    x = 2,912,269,858,162,138,624/1,965,628,931.12
  6. Step 6: Final answer
    x = 1,481,596,964.74

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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.