Home / 54,369,932.40-81,599,513.40-53,944,779.60

Finding the Fourth Proportional to 54,369,932.40, 81,599,513.40 and 53,944,779.60

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Solution

The fourth proportional to 54,369,932.40, 81,599,513.40 and 53,944,779.60 is: 80,961,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369,932.40 : 81,599,513.40 = 53,944,779.60 : x
  2. Step 2: Convert to fraction form
    54,369,932.40/81,599,513.40 = 53,944,779.60/x
  3. Step 3: Cross multiply
    54,369,932.40x = 81,599,513.40 × 53,944,779.60
  4. Step 4: Simplify right side
    54,369,932.40x = 4,401,867,765,830,247
  5. Step 5: Solve for x
    x = 4,401,867,765,830,247/54,369,932.40
  6. Step 6: Final answer
    x = 80,961,435.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.