Home / 81,611,847.77-112,615,773.68-46,318,428.14

Finding the Fourth Proportional to 81,611,847.77, 112,615,773.68 and 46,318,428.14

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Solution

The fourth proportional to 81,611,847.77, 112,615,773.68 and 46,318,428.14 is: 63,914,563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,611,847.77 : 112,615,773.68 = 46,318,428.14 : x
  2. Step 2: Convert to fraction form
    81,611,847.77/112,615,773.68 = 46,318,428.14/x
  3. Step 3: Cross multiply
    81,611,847.77x = 112,615,773.68 × 46,318,428.14
  4. Step 4: Simplify right side
    81,611,847.77x = 5,216,185,620,395,991
  5. Step 5: Solve for x
    x = 5,216,185,620,395,991/81,611,847.77
  6. Step 6: Final answer
    x = 63,914,563.42

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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.