Home / 1,030,796,767.97-1,422,487,582.38-560,889,992.76

Finding the Fourth Proportional to 1,030,796,767.97, 1,422,487,582.38 and 560,889,992.76

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Solution

The fourth proportional to 1,030,796,767.97, 1,422,487,582.38 and 560,889,992.76 is: 774,021,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,796,767.97 : 1,422,487,582.38 = 560,889,992.76 : x
  2. Step 2: Convert to fraction form
    1,030,796,767.97/1,422,487,582.38 = 560,889,992.76/x
  3. Step 3: Cross multiply
    1,030,796,767.97x = 1,422,487,582.38 × 560,889,992.76
  4. Step 4: Simplify right side
    1,030,796,767.97x = 797,859,049,782,308,096
  5. Step 5: Solve for x
    x = 797,859,049,782,308,096/1,030,796,767.97
  6. Step 6: Final answer
    x = 774,021,683.59

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Half scale
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Double scale
Find fourth proportional to 1,030,796,768.97, 1,422,487,583.76 and 560,889,993.76
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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.