Home / 82,322,965.44-113,605,854.70-45,153,548.26

Finding the Fourth Proportional to 82,322,965.44, 113,605,854.70 and 45,153,548.26

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Solution

The fourth proportional to 82,322,965.44, 113,605,854.70 and 45,153,548.26 is: 62,311,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,322,965.44 : 113,605,854.70 = 45,153,548.26 : x
  2. Step 2: Convert to fraction form
    82,322,965.44/113,605,854.70 = 45,153,548.26/x
  3. Step 3: Cross multiply
    82,322,965.44x = 113,605,854.70 × 45,153,548.26
  4. Step 4: Simplify right side
    82,322,965.44x = 5,129,707,442,814,998
  5. Step 5: Solve for x
    x = 5,129,707,442,814,998/82,322,965.44
  6. Step 6: Final answer
    x = 62,311,985.67

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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.