Home / 1,521,350,028.97-2,099,458,356.00-843,210,223.46

Finding the Fourth Proportional to 1,521,350,028.97, 2,099,458,356.00 and 843,210,223.46

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Solution

The fourth proportional to 1,521,350,028.97, 2,099,458,356.00 and 843,210,223.46 is: 1,163,627,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,350,028.97 : 2,099,458,356.00 = 843,210,223.46 : x
  2. Step 2: Convert to fraction form
    1,521,350,028.97/2,099,458,356.00 = 843,210,223.46/x
  3. Step 3: Cross multiply
    1,521,350,028.97x = 2,099,458,356.00 × 843,210,223.46
  4. Step 4: Simplify right side
    1,521,350,028.97x = 1,770,284,749,493,010,944
  5. Step 5: Solve for x
    x = 1,770,284,749,493,010,944/1,521,350,028.97
  6. Step 6: Final answer
    x = 1,163,627,512.27

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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.