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Finding the Third Proportional to 21,049,072,386 and 46,804,385,748

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Solution

The third proportional to 21,049,072,386 and 46,804,385,748 is: 104,073,494,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049,072,386 : 46,804,385,748 = 46,804,385,748 : x
  2. Step 2: Convert to fraction form
    21,049,072,386/46,804,385,748 = 46,804,385,748/x
  3. Step 3: Cross multiply
    21,049,072,386x = 46,804,385,748 × 46,804,385,748
  4. Step 4: Simplify right side
    21,049,072,386x = 2,190,650,525,247,585,648,640
  5. Step 5: Solve for x
    x = 2,190,650,525,247,585,648,640/21,049,072,386
  6. Step 6: Final answer
    x = 104,073,494,787.57

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.