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Finding the Third Proportional to 155,727,043 and 336,075,815

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Solution

The third proportional to 155,727,043 and 336,075,815 is: 725,287,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,727,043 : 336,075,815 = 336,075,815 : x
  2. Step 2: Convert to fraction form
    155,727,043/336,075,815 = 336,075,815/x
  3. Step 3: Cross multiply
    155,727,043x = 336,075,815 × 336,075,815
  4. Step 4: Simplify right side
    155,727,043x = 112,946,953,427,914,224
  5. Step 5: Solve for x
    x = 112,946,953,427,914,224/155,727,043
  6. Step 6: Final answer
    x = 725,287,986.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.