Home / 314,367,408.45-471,551,112.68-142,180,524.45

Finding the Fourth Proportional to 314,367,408.45, 471,551,112.68 and 142,180,524.45

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Solution

The fourth proportional to 314,367,408.45, 471,551,112.68 and 142,180,524.45 is: 213,270,786.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,367,408.45 : 471,551,112.68 = 142,180,524.45 : x
  2. Step 2: Convert to fraction form
    314,367,408.45/471,551,112.68 = 142,180,524.45/x
  3. Step 3: Cross multiply
    314,367,408.45x = 471,551,112.68 × 142,180,524.45
  4. Step 4: Simplify right side
    314,367,408.45x = 67,045,384,505,112,536
  5. Step 5: Solve for x
    x = 67,045,384,505,112,536/314,367,408.45
  6. Step 6: Final answer
    x = 213,270,786.68

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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.