Home / 81,870,255.92-112,977,986.66-44,699,851.51

Finding the Fourth Proportional to 81,870,255.92, 112,977,986.66 and 44,699,851.51

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Solution

The fourth proportional to 81,870,255.92, 112,977,986.66 and 44,699,851.51 is: 61,684,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,870,255.92 : 112,977,986.66 = 44,699,851.51 : x
  2. Step 2: Convert to fraction form
    81,870,255.92/112,977,986.66 = 44,699,851.51/x
  3. Step 3: Cross multiply
    81,870,255.92x = 112,977,986.66 × 44,699,851.51
  4. Step 4: Simplify right side
    81,870,255.92x = 5,050,099,227,262,441
  5. Step 5: Solve for x
    x = 5,050,099,227,262,441/81,870,255.92
  6. Step 6: Final answer
    x = 61,684,175.41

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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.