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Finding the Third Proportional to 1,144,628,784 and 2,479,414,054.50

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Solution

The third proportional to 1,144,628,784 and 2,479,414,054.50 is: 5,370,731,663.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,628,784 : 2,479,414,054.50 = 2,479,414,054.50 : x
  2. Step 2: Convert to fraction form
    1,144,628,784/2,479,414,054.50 = 2,479,414,054.50/x
  3. Step 3: Cross multiply
    1,144,628,784x = 2,479,414,054.50 × 2,479,414,054.50
  4. Step 4: Simplify right side
    1,144,628,784x = 6,147,494,053,652,128,768
  5. Step 5: Solve for x
    x = 6,147,494,053,652,128,768/1,144,628,784
  6. Step 6: Final answer
    x = 5,370,731,663.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.