Home / 141,768,166.40-212,652,249.60-120,605,004.80

Finding the Fourth Proportional to 141,768,166.40, 212,652,249.60 and 120,605,004.80

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Solution

The fourth proportional to 141,768,166.40, 212,652,249.60 and 120,605,004.80 is: 180,907,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,768,166.40 : 212,652,249.60 = 120,605,004.80 : x
  2. Step 2: Convert to fraction form
    141,768,166.40/212,652,249.60 = 120,605,004.80/x
  3. Step 3: Cross multiply
    141,768,166.40x = 212,652,249.60 × 120,605,004.80
  4. Step 4: Simplify right side
    141,768,166.40x = 25,646,925,583,738,796
  5. Step 5: Solve for x
    x = 25,646,925,583,738,796/141,768,166.40
  6. Step 6: Final answer
    x = 180,907,507.20

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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.