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Finding the Third Proportional to 889,991,474 and 1,309,266,450

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Solution

The third proportional to 889,991,474 and 1,309,266,450 is: 1,926,061,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,991,474 : 1,309,266,450 = 1,309,266,450 : x
  2. Step 2: Convert to fraction form
    889,991,474/1,309,266,450 = 1,309,266,450/x
  3. Step 3: Cross multiply
    889,991,474x = 1,309,266,450 × 1,309,266,450
  4. Step 4: Simplify right side
    889,991,474x = 1,714,178,637,095,602,432
  5. Step 5: Solve for x
    x = 1,714,178,637,095,602,432/889,991,474
  6. Step 6: Final answer
    x = 1,926,061,863.71

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.