Home / 717,137,886,553.50-1,075,895,504,337.80-257,718,969,604.66

Finding the Fourth Proportional to 717,137,886,553.50, 1,075,895,504,337.80 and 257,718,969,604.66

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Solution

The fourth proportional to 717,137,886,553.50, 1,075,895,504,337.80 and 257,718,969,604.66 is: 386,646,258,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,137,886,553.50 : 1,075,895,504,337.80 = 257,718,969,604.66 : x
  2. Step 2: Convert to fraction form
    717,137,886,553.50/1,075,895,504,337.80 = 257,718,969,604.66/x
  3. Step 3: Cross multiply
    717,137,886,553.50x = 1,075,895,504,337.80 × 257,718,969,604.66
  4. Step 4: Simplify right side
    717,137,886,553.50x = 277,278,680,780,223,843,139,584
  5. Step 5: Solve for x
    x = 277,278,680,780,223,843,139,584/717,137,886,553.50
  6. Step 6: Final answer
    x = 386,646,258,661.36

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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.