Home / 1,179,831,930,155.90-1,628,150,736,065.50-658,994,949,431.04

Finding the Fourth Proportional to 1,179,831,930,155.90, 1,628,150,736,065.50 and 658,994,949,431.04

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Solution

The fourth proportional to 1,179,831,930,155.90, 1,628,150,736,065.50 and 658,994,949,431.04 is: 909,403,351,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,831,930,155.90 : 1,628,150,736,065.50 = 658,994,949,431.04 : x
  2. Step 2: Convert to fraction form
    1,179,831,930,155.90/1,628,150,736,065.50 = 658,994,949,431.04/x
  3. Step 3: Cross multiply
    1,179,831,930,155.90x = 1,628,150,736,065.50 × 658,994,949,431.04
  4. Step 4: Simplify right side
    1,179,831,930,155.90x = 1,072,943,111,979,594,774,740,992
  5. Step 5: Solve for x
    x = 1,072,943,111,979,594,774,740,992/1,179,831,930,155.90
  6. Step 6: Final answer
    x = 909,403,351,914.56

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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.