Home / 1,361,427,258.80-2,042,734,882.34-476,747,581.28

Finding the Fourth Proportional to 1,361,427,258.80, 2,042,734,882.34 and 476,747,581.28

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Solution

The fourth proportional to 1,361,427,258.80, 2,042,734,882.34 and 476,747,581.28 is: 715,329,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,427,258.80 : 2,042,734,882.34 = 476,747,581.28 : x
  2. Step 2: Convert to fraction form
    1,361,427,258.80/2,042,734,882.34 = 476,747,581.28/x
  3. Step 3: Cross multiply
    1,361,427,258.80x = 2,042,734,882.34 × 476,747,581.28
  4. Step 4: Simplify right side
    1,361,427,258.80x = 973,868,914,342,858,496
  5. Step 5: Solve for x
    x = 973,868,914,342,858,496/1,361,427,258.80
  6. Step 6: Final answer
    x = 715,329,378.08

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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.