Home / 54,808,268.90-75,635,408.88-30,029,395.68

Finding the Fourth Proportional to 54,808,268.90, 75,635,408.88 and 30,029,395.68

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Solution

The fourth proportional to 54,808,268.90, 75,635,408.88 and 30,029,395.68 is: 41,440,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,808,268.90 : 75,635,408.88 = 30,029,395.68 : x
  2. Step 2: Convert to fraction form
    54,808,268.90/75,635,408.88 = 30,029,395.68/x
  3. Step 3: Cross multiply
    54,808,268.90x = 75,635,408.88 × 30,029,395.68
  4. Step 4: Simplify right side
    54,808,268.90x = 2,271,285,620,676,105.50
  5. Step 5: Solve for x
    x = 2,271,285,620,676,105.50/54,808,268.90
  6. Step 6: Final answer
    x = 41,440,564.84

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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.