Home / 10,782,907,726.80-16,173,086,131.80-2,921,832,454.80

Finding the Fourth Proportional to 10,782,907,726.80, 16,173,086,131.80 and 2,921,832,454.80

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Solution

The fourth proportional to 10,782,907,726.80, 16,173,086,131.80 and 2,921,832,454.80 is: 4,382,403,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,907,726.80 : 16,173,086,131.80 = 2,921,832,454.80 : x
  2. Step 2: Convert to fraction form
    10,782,907,726.80/16,173,086,131.80 = 2,921,832,454.80/x
  3. Step 3: Cross multiply
    10,782,907,726.80x = 16,173,086,131.80 × 2,921,832,454.80
  4. Step 4: Simplify right side
    10,782,907,726.80x = 47,255,047,954,169,028,608
  5. Step 5: Solve for x
    x = 47,255,047,954,169,028,608/10,782,907,726.80
  6. Step 6: Final answer
    x = 4,382,403,072.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.