Home / 136,052,249.40-204,078,374.10-55,331,148.60

Finding the Fourth Proportional to 136,052,249.40, 204,078,374.10 and 55,331,148.60

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Solution

The fourth proportional to 136,052,249.40, 204,078,374.10 and 55,331,148.60 is: 82,996,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,052,249.40 : 204,078,374.10 = 55,331,148.60 : x
  2. Step 2: Convert to fraction form
    136,052,249.40/204,078,374.10 = 55,331,148.60/x
  3. Step 3: Cross multiply
    136,052,249.40x = 204,078,374.10 × 55,331,148.60
  4. Step 4: Simplify right side
    136,052,249.40x = 11,291,890,843,373,492
  5. Step 5: Solve for x
    x = 11,291,890,843,373,492/136,052,249.40
  6. Step 6: Final answer
    x = 82,996,722.90

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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.