Home / 830,305,544,816.15-1,245,332,477,003.60-225,977,843,019.12

Finding the Fourth Proportional to 830,305,544,816.15, 1,245,332,477,003.60 and 225,977,843,019.12

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Solution

The fourth proportional to 830,305,544,816.15, 1,245,332,477,003.60 and 225,977,843,019.12 is: 338,932,515,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,305,544,816.15 : 1,245,332,477,003.60 = 225,977,843,019.12 : x
  2. Step 2: Convert to fraction form
    830,305,544,816.15/1,245,332,477,003.60 = 225,977,843,019.12/x
  3. Step 3: Cross multiply
    830,305,544,816.15x = 1,245,332,477,003.60 × 225,977,843,019.12
  4. Step 4: Simplify right side
    830,305,544,816.15x = 281,417,546,994,931,407,519,744
  5. Step 5: Solve for x
    x = 281,417,546,994,931,407,519,744/830,305,544,816.15
  6. Step 6: Final answer
    x = 338,932,515,568.40

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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.