Home / 82,322,969.96-113,605,860.93-45,153,552.77

Finding the Fourth Proportional to 82,322,969.96, 113,605,860.93 and 45,153,552.77

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Solution

The fourth proportional to 82,322,969.96, 113,605,860.93 and 45,153,552.77 is: 62,311,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,322,969.96 : 113,605,860.93 = 45,153,552.77 : x
  2. Step 2: Convert to fraction form
    82,322,969.96/113,605,860.93 = 45,153,552.77/x
  3. Step 3: Cross multiply
    82,322,969.96x = 113,605,860.93 × 45,153,552.77
  4. Step 4: Simplify right side
    82,322,969.96x = 5,129,708,236,484,037
  5. Step 5: Solve for x
    x = 5,129,708,236,484,037/82,322,969.96
  6. Step 6: Final answer
    x = 62,311,991.89

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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.