Home / 196,992,078.90-295,488,118.35-53,384,910.90

Finding the Fourth Proportional to 196,992,078.90, 295,488,118.35 and 53,384,910.90

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Solution

The fourth proportional to 196,992,078.90, 295,488,118.35 and 53,384,910.90 is: 80,077,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,078.90 : 295,488,118.35 = 53,384,910.90 : x
  2. Step 2: Convert to fraction form
    196,992,078.90/295,488,118.35 = 53,384,910.90/x
  3. Step 3: Cross multiply
    196,992,078.90x = 295,488,118.35 × 53,384,910.90
  4. Step 4: Simplify right side
    196,992,078.90x = 15,774,606,870,123,406
  5. Step 5: Solve for x
    x = 15,774,606,870,123,406/196,992,078.90
  6. Step 6: Final answer
    x = 80,077,366.35

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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.