Home / 1,179,831,930,139.10-1,628,150,736,041.80-658,994,949,414.20

Finding the Fourth Proportional to 1,179,831,930,139.10, 1,628,150,736,041.80 and 658,994,949,414.20

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Solution

The fourth proportional to 1,179,831,930,139.10, 1,628,150,736,041.80 and 658,994,949,414.20 is: 909,403,351,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,831,930,139.10 : 1,628,150,736,041.80 = 658,994,949,414.20 : x
  2. Step 2: Convert to fraction form
    1,179,831,930,139.10/1,628,150,736,041.80 = 658,994,949,414.20/x
  3. Step 3: Cross multiply
    1,179,831,930,139.10x = 1,628,150,736,041.80 × 658,994,949,414.20
  4. Step 4: Simplify right side
    1,179,831,930,139.10x = 1,072,943,111,936,558,397,128,704
  5. Step 5: Solve for x
    x = 1,072,943,111,936,558,397,128,704/1,179,831,930,139.10
  6. Step 6: Final answer
    x = 909,403,351,891.03

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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.