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Finding the Third Proportional to 239,590,111 and 368,039,748

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Solution

The third proportional to 239,590,111 and 368,039,748 is: 565,354,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,590,111 : 368,039,748 = 368,039,748 : x
  2. Step 2: Convert to fraction form
    239,590,111/368,039,748 = 368,039,748/x
  3. Step 3: Cross multiply
    239,590,111x = 368,039,748 × 368,039,748
  4. Step 4: Simplify right side
    239,590,111x = 135,453,256,107,903,504
  5. Step 5: Solve for x
    x = 135,453,256,107,903,504/239,590,111
  6. Step 6: Final answer
    x = 565,354,118.93

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.