Home / 711,360,351.36-1,066,891,227.84-200,637,648

Finding the Fourth Proportional to 711,360,351.36, 1,066,891,227.84 and 200,637,648

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Solution

The fourth proportional to 711,360,351.36, 1,066,891,227.84 and 200,637,648 is: 300,914,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,360,351.36 : 1,066,891,227.84 = 200,637,648 : x
  2. Step 2: Convert to fraction form
    711,360,351.36/1,066,891,227.84 = 200,637,648/x
  3. Step 3: Cross multiply
    711,360,351.36x = 1,066,891,227.84 × 200,637,648
  4. Step 4: Simplify right side
    711,360,351.36x = 214,058,546,625,649,728
  5. Step 5: Solve for x
    x = 214,058,546,625,649,728/711,360,351.36
  6. Step 6: Final answer
    x = 300,914,362.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.