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Finding the Fourth Proportional to 1,685,767,271.55, 2,528,650,907.33 and 1,685,767,271.55

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Solution

The fourth proportional to 1,685,767,271.55, 2,528,650,907.33 and 1,685,767,271.55 is: 2,528,650,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,767,271.55 : 2,528,650,907.33 = 1,685,767,271.55 : x
  2. Step 2: Convert to fraction form
    1,685,767,271.55/2,528,650,907.33 = 1,685,767,271.55/x
  3. Step 3: Cross multiply
    1,685,767,271.55x = 2,528,650,907.33 × 1,685,767,271.55
  4. Step 4: Simplify right side
    1,685,767,271.55x = 4,262,716,940,743,696,896
  5. Step 5: Solve for x
    x = 4,262,716,940,743,696,896/1,685,767,271.55
  6. Step 6: Final answer
    x = 2,528,650,907.33

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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.