Home / 81,899,505.36-113,022,089.28-46,615,587.84

Finding the Fourth Proportional to 81,899,505.36, 113,022,089.28 and 46,615,587.84

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Solution

The fourth proportional to 81,899,505.36, 113,022,089.28 and 46,615,587.84 is: 64,329,950.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,899,505.36 : 113,022,089.28 = 46,615,587.84 : x
  2. Step 2: Convert to fraction form
    81,899,505.36/113,022,089.28 = 46,615,587.84/x
  3. Step 3: Cross multiply
    81,899,505.36x = 113,022,089.28 × 46,615,587.84
  4. Step 4: Simplify right side
    81,899,505.36x = 5,268,591,130,692,163
  5. Step 5: Solve for x
    x = 5,268,591,130,692,163/81,899,505.36
  6. Step 6: Final answer
    x = 64,329,950.56

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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.