Home / 1,400,100,297.76-1,932,177,369.36-773,609,085.28

Finding the Fourth Proportional to 1,400,100,297.76, 1,932,177,369.36 and 773,609,085.28

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Solution

The fourth proportional to 1,400,100,297.76, 1,932,177,369.36 and 773,609,085.28 is: 1,067,602,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,100,297.76 : 1,932,177,369.36 = 773,609,085.28 : x
  2. Step 2: Convert to fraction form
    1,400,100,297.76/1,932,177,369.36 = 773,609,085.28/x
  3. Step 3: Cross multiply
    1,400,100,297.76x = 1,932,177,369.36 × 773,609,085.28
  4. Step 4: Simplify right side
    1,400,100,297.76x = 1,494,749,967,309,306,112
  5. Step 5: Solve for x
    x = 1,494,749,967,309,306,112/1,400,100,297.76
  6. Step 6: Final answer
    x = 1,067,602,063.72

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1.5x scale

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.