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Finding the Third Proportional to 1,137,754,155,375 and 1,643,858,277,045

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Solution

The third proportional to 1,137,754,155,375 and 1,643,858,277,045 is: 2,375,091,334,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,754,155,375 : 1,643,858,277,045 = 1,643,858,277,045 : x
  2. Step 2: Convert to fraction form
    1,137,754,155,375/1,643,858,277,045 = 1,643,858,277,045/x
  3. Step 3: Cross multiply
    1,137,754,155,375x = 1,643,858,277,045 × 1,643,858,277,045
  4. Step 4: Simplify right side
    1,137,754,155,375x = 2,702,270,035,009,355,791,728,640
  5. Step 5: Solve for x
    x = 2,702,270,035,009,355,791,728,640/1,137,754,155,375
  6. Step 6: Final answer
    x = 2,375,091,334,312.64

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.