Home / 1,957,657,147.95-2,701,638,144.32-1,065,540,755.19

Finding the Fourth Proportional to 1,957,657,147.95, 2,701,638,144.32 and 1,065,540,755.19

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Solution

The fourth proportional to 1,957,657,147.95, 2,701,638,144.32 and 1,065,540,755.19 is: 1,470,485,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,657,147.95 : 2,701,638,144.32 = 1,065,540,755.19 : x
  2. Step 2: Convert to fraction form
    1,957,657,147.95/2,701,638,144.32 = 1,065,540,755.19/x
  3. Step 3: Cross multiply
    1,957,657,147.95x = 2,701,638,144.32 × 1,065,540,755.19
  4. Step 4: Simplify right side
    1,957,657,147.95x = 2,878,705,548,543,515,648
  5. Step 5: Solve for x
    x = 2,878,705,548,543,515,648/1,957,657,147.95
  6. Step 6: Final answer
    x = 1,470,485,039.51

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Double scale
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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.