Home / 196,992,937.20-295,489,405.80-115,363,599.60

Finding the Fourth Proportional to 196,992,937.20, 295,489,405.80 and 115,363,599.60

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Solution

The fourth proportional to 196,992,937.20, 295,489,405.80 and 115,363,599.60 is: 173,045,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,937.20 : 295,489,405.80 = 115,363,599.60 : x
  2. Step 2: Convert to fraction form
    196,992,937.20/295,489,405.80 = 115,363,599.60/x
  3. Step 3: Cross multiply
    196,992,937.20x = 295,489,405.80 × 115,363,599.60
  4. Step 4: Simplify right side
    196,992,937.20x = 34,088,721,496,753,116
  5. Step 5: Solve for x
    x = 34,088,721,496,753,116/196,992,937.20
  6. Step 6: Final answer
    x = 173,045,399.40

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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.