Home / 82,152,745.44-113,378,393.88-45,483,316.44

Finding the Fourth Proportional to 82,152,745.44, 113,378,393.88 and 45,483,316.44

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Solution

The fourth proportional to 82,152,745.44, 113,378,393.88 and 45,483,316.44 is: 62,771,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,152,745.44 : 113,378,393.88 = 45,483,316.44 : x
  2. Step 2: Convert to fraction form
    82,152,745.44/113,378,393.88 = 45,483,316.44/x
  3. Step 3: Cross multiply
    82,152,745.44x = 113,378,393.88 × 45,483,316.44
  4. Step 4: Simplify right side
    82,152,745.44x = 5,156,825,366,302,999
  5. Step 5: Solve for x
    x = 5,156,825,366,302,999/82,152,745.44
  6. Step 6: Final answer
    x = 62,771,187.24

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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.