Home / 839,808,711.80-1,259,713,067.70-741,173,262.20

Finding the Fourth Proportional to 839,808,711.80, 1,259,713,067.70 and 741,173,262.20

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Solution

The fourth proportional to 839,808,711.80, 1,259,713,067.70 and 741,173,262.20 is: 1,111,759,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,711.80 : 1,259,713,067.70 = 741,173,262.20 : x
  2. Step 2: Convert to fraction form
    839,808,711.80/1,259,713,067.70 = 741,173,262.20/x
  3. Step 3: Cross multiply
    839,808,711.80x = 1,259,713,067.70 × 741,173,262.20
  4. Step 4: Simplify right side
    839,808,711.80x = 933,665,643,823,178,496
  5. Step 5: Solve for x
    x = 933,665,643,823,178,496/839,808,711.80
  6. Step 6: Final answer
    x = 1,111,759,893.30

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1.5x scale

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.