Home / 1,300,624,965.36-1,794,554,824.31-736,109,846.78

Finding the Fourth Proportional to 1,300,624,965.36, 1,794,554,824.31 and 736,109,846.78

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Solution

The fourth proportional to 1,300,624,965.36, 1,794,554,824.31 and 736,109,846.78 is: 1,015,657,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,624,965.36 : 1,794,554,824.31 = 736,109,846.78 : x
  2. Step 2: Convert to fraction form
    1,300,624,965.36/1,794,554,824.31 = 736,109,846.78/x
  3. Step 3: Cross multiply
    1,300,624,965.36x = 1,794,554,824.31 × 736,109,846.78
  4. Step 4: Simplify right side
    1,300,624,965.36x = 1,320,989,476,750,931,456
  5. Step 5: Solve for x
    x = 1,320,989,476,750,931,456/1,300,624,965.36
  6. Step 6: Final answer
    x = 1,015,657,481.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.