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Finding the Third Proportional to 879,888,576 and 1,911,113,315

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Solution

The third proportional to 879,888,576 and 1,911,113,315 is: 4,150,927,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,888,576 : 1,911,113,315 = 1,911,113,315 : x
  2. Step 2: Convert to fraction form
    879,888,576/1,911,113,315 = 1,911,113,315/x
  3. Step 3: Cross multiply
    879,888,576x = 1,911,113,315 × 1,911,113,315
  4. Step 4: Simplify right side
    879,888,576x = 3,652,354,102,770,289,152
  5. Step 5: Solve for x
    x = 3,652,354,102,770,289,152/879,888,576
  6. Step 6: Final answer
    x = 4,150,927,972.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.