Home / 170,014,751.36-254,938,277.46-71,628,493.40

Finding the Fourth Proportional to 170,014,751.36, 254,938,277.46 and 71,628,493.40

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Solution

The fourth proportional to 170,014,751.36, 254,938,277.46 and 71,628,493.40 is: 107,407,413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,014,751.36 : 254,938,277.46 = 71,628,493.40 : x
  2. Step 2: Convert to fraction form
    170,014,751.36/254,938,277.46 = 71,628,493.40/x
  3. Step 3: Cross multiply
    170,014,751.36x = 254,938,277.46 × 71,628,493.40
  4. Step 4: Simplify right side
    170,014,751.36x = 18,260,844,724,450,980
  5. Step 5: Solve for x
    x = 18,260,844,724,450,980/170,014,751.36
  6. Step 6: Final answer
    x = 107,407,413.64

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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.