Home / 82,140,297.96-113,354,506.98-45,471,481.32

Finding the Fourth Proportional to 82,140,297.96, 113,354,506.98 and 45,471,481.32

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Solution

The fourth proportional to 82,140,297.96, 113,354,506.98 and 45,471,481.32 is: 62,751,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,140,297.96 : 113,354,506.98 = 45,471,481.32 : x
  2. Step 2: Convert to fraction form
    82,140,297.96/113,354,506.98 = 45,471,481.32/x
  3. Step 3: Cross multiply
    82,140,297.96x = 113,354,506.98 × 45,471,481.32
  4. Step 4: Simplify right side
    82,140,297.96x = 5,154,397,346,678,880
  5. Step 5: Solve for x
    x = 5,154,397,346,678,880/82,140,297.96
  6. Step 6: Final answer
    x = 62,751,140.12

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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.