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Finding the Third Proportional to 1,263,270,976 and 2,817,008,888

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Solution

The third proportional to 1,263,270,976 and 2,817,008,888 is: 6,281,739,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,270,976 : 2,817,008,888 = 2,817,008,888 : x
  2. Step 2: Convert to fraction form
    1,263,270,976/2,817,008,888 = 2,817,008,888/x
  3. Step 3: Cross multiply
    1,263,270,976x = 2,817,008,888 × 2,817,008,888
  4. Step 4: Simplify right side
    1,263,270,976x = 7,935,539,075,070,996,480
  5. Step 5: Solve for x
    x = 7,935,539,075,070,996,480/1,263,270,976
  6. Step 6: Final answer
    x = 6,281,739,409.70

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.