Home / 2,758,142,137.60-3,806,316,902.66-1,505,159,755.30

Finding the Fourth Proportional to 2,758,142,137.60, 3,806,316,902.66 and 1,505,159,755.30

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Solution

The fourth proportional to 2,758,142,137.60, 3,806,316,902.66 and 1,505,159,755.30 is: 2,077,164,530.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,142,137.60 : 3,806,316,902.66 = 1,505,159,755.30 : x
  2. Step 2: Convert to fraction form
    2,758,142,137.60/3,806,316,902.66 = 1,505,159,755.30/x
  3. Step 3: Cross multiply
    2,758,142,137.60x = 3,806,316,902.66 × 1,505,159,755.30
  4. Step 4: Simplify right side
    2,758,142,137.60x = 5,729,115,017,775,422,464
  5. Step 5: Solve for x
    x = 5,729,115,017,775,422,464/2,758,142,137.60
  6. Step 6: Final answer
    x = 2,077,164,530.31

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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.