Home / 196,668,218.40-295,002,327.60-120,140,714.40

Finding the Fourth Proportional to 196,668,218.40, 295,002,327.60 and 120,140,714.40

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Solution

The fourth proportional to 196,668,218.40, 295,002,327.60 and 120,140,714.40 is: 180,211,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,668,218.40 : 295,002,327.60 = 120,140,714.40 : x
  2. Step 2: Convert to fraction form
    196,668,218.40/295,002,327.60 = 120,140,714.40/x
  3. Step 3: Cross multiply
    196,668,218.40x = 295,002,327.60 × 120,140,714.40
  4. Step 4: Simplify right side
    196,668,218.40x = 35,441,790,387,526,844
  5. Step 5: Solve for x
    x = 35,441,790,387,526,844/196,668,218.40
  6. Step 6: Final answer
    x = 180,211,071.60

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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.