Home / 1,183,711,611.69-1,633,455,561.16-647,862,185.41

Finding the Fourth Proportional to 1,183,711,611.69, 1,633,455,561.16 and 647,862,185.41

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Solution

The fourth proportional to 1,183,711,611.69, 1,633,455,561.16 and 647,862,185.41 is: 894,013,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,711,611.69 : 1,633,455,561.16 = 647,862,185.41 : x
  2. Step 2: Convert to fraction form
    1,183,711,611.69/1,633,455,561.16 = 647,862,185.41/x
  3. Step 3: Cross multiply
    1,183,711,611.69x = 1,633,455,561.16 × 647,862,185.41
  4. Step 4: Simplify right side
    1,183,711,611.69x = 1,058,254,089,622,397,824
  5. Step 5: Solve for x
    x = 1,058,254,089,622,397,824/1,183,711,611.69
  6. Step 6: Final answer
    x = 894,013,439.73

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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.