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Finding the Third Proportional to 720,741,888 and 1,573,596,072

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Solution

The third proportional to 720,741,888 and 1,573,596,072 is: 3,435,632,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,741,888 : 1,573,596,072 = 1,573,596,072 : x
  2. Step 2: Convert to fraction form
    720,741,888/1,573,596,072 = 1,573,596,072/x
  3. Step 3: Cross multiply
    720,741,888x = 1,573,596,072 × 1,573,596,072
  4. Step 4: Simplify right side
    720,741,888x = 2,476,204,597,813,829,120
  5. Step 5: Solve for x
    x = 2,476,204,597,813,829,120/720,741,888
  6. Step 6: Final answer
    x = 3,435,632,976.30

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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.