Home / 196,992,005.20-295,488,007.80-89,496,581.20

Finding the Fourth Proportional to 196,992,005.20, 295,488,007.80 and 89,496,581.20

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Solution

The fourth proportional to 196,992,005.20, 295,488,007.80 and 89,496,581.20 is: 134,244,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,005.20 : 295,488,007.80 = 89,496,581.20 : x
  2. Step 2: Convert to fraction form
    196,992,005.20/295,488,007.80 = 89,496,581.20/x
  3. Step 3: Cross multiply
    196,992,005.20x = 295,488,007.80 × 89,496,581.20
  4. Step 4: Simplify right side
    196,992,005.20x = 26,445,166,483,698,936
  5. Step 5: Solve for x
    x = 26,445,166,483,698,936/196,992,005.20
  6. Step 6: Final answer
    x = 134,244,871.80

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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.