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Finding the Third Proportional to 319,607,578,198.50 and 695,478,964,971

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Solution

The third proportional to 319,607,578,198.50 and 695,478,964,971 is: 1,513,390,243,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,607,578,198.50 : 695,478,964,971 = 695,478,964,971 : x
  2. Step 2: Convert to fraction form
    319,607,578,198.50/695,478,964,971 = 695,478,964,971/x
  3. Step 3: Cross multiply
    319,607,578,198.50x = 695,478,964,971 × 695,478,964,971
  4. Step 4: Simplify right side
    319,607,578,198.50x = 483,690,990,717,133,456,932,864
  5. Step 5: Solve for x
    x = 483,690,990,717,133,456,932,864/319,607,578,198.50
  6. Step 6: Final answer
    x = 1,513,390,243,884.41

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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.