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Finding the Third Proportional to 773,886,874,454.70 and 1,683,645,185,015.80

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Solution

The third proportional to 773,886,874,454.70 and 1,683,645,185,015.80 is: 3,662,888,210,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,886,874,454.70 : 1,683,645,185,015.80 = 1,683,645,185,015.80 : x
  2. Step 2: Convert to fraction form
    773,886,874,454.70/1,683,645,185,015.80 = 1,683,645,185,015.80/x
  3. Step 3: Cross multiply
    773,886,874,454.70x = 1,683,645,185,015.80 × 1,683,645,185,015.80
  4. Step 4: Simplify right side
    773,886,874,454.70x = 2,834,661,109,026,887,485,620,224
  5. Step 5: Solve for x
    x = 2,834,661,109,026,887,485,620,224/773,886,874,454.70
  6. Step 6: Final answer
    x = 3,662,888,210,921.35

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.