Home / 717,137,886,326.94-1,075,895,503,999.30-257,718,969,378.54

Finding the Fourth Proportional to 717,137,886,326.94, 1,075,895,503,999.30 and 257,718,969,378.54

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Solution

The fourth proportional to 717,137,886,326.94, 1,075,895,503,999.30 and 257,718,969,378.54 is: 386,646,258,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,137,886,326.94 : 1,075,895,503,999.30 = 257,718,969,378.54 : x
  2. Step 2: Convert to fraction form
    717,137,886,326.94/1,075,895,503,999.30 = 257,718,969,378.54/x
  3. Step 3: Cross multiply
    717,137,886,326.94x = 1,075,895,503,999.30 × 257,718,969,378.54
  4. Step 4: Simplify right side
    717,137,886,326.94x = 277,278,680,449,704,467,103,744
  5. Step 5: Solve for x
    x = 277,278,680,449,704,467,103,744/717,137,886,326.94
  6. Step 6: Final answer
    x = 386,646,258,322.62

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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.