Home / 82,477,344.09-113,816,749.64-45,807,944.25

Finding the Fourth Proportional to 82,477,344.09, 113,816,749.64 and 45,807,944.25

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Solution

The fourth proportional to 82,477,344.09, 113,816,749.64 and 45,807,944.25 is: 63,213,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,477,344.09 : 113,816,749.64 = 45,807,944.25 : x
  2. Step 2: Convert to fraction form
    82,477,344.09/113,816,749.64 = 45,807,944.25/x
  3. Step 3: Cross multiply
    82,477,344.09x = 113,816,749.64 × 45,807,944.25
  4. Step 4: Simplify right side
    82,477,344.09x = 5,213,711,321,996,288
  5. Step 5: Solve for x
    x = 5,213,711,321,996,288/82,477,344.09
  6. Step 6: Final answer
    x = 63,213,860.48

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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.