Home / 196,992,025.10-295,488,037.65-87,816,985.10

Finding the Fourth Proportional to 196,992,025.10, 295,488,037.65 and 87,816,985.10

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Solution

The fourth proportional to 196,992,025.10, 295,488,037.65 and 87,816,985.10 is: 131,725,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,025.10 : 295,488,037.65 = 87,816,985.10 : x
  2. Step 2: Convert to fraction form
    196,992,025.10/295,488,037.65 = 87,816,985.10/x
  3. Step 3: Cross multiply
    196,992,025.10x = 295,488,037.65 × 87,816,985.10
  4. Step 4: Simplify right side
    196,992,025.10x = 25,948,868,599,538,284
  5. Step 5: Solve for x
    x = 25,948,868,599,538,284/196,992,025.10
  6. Step 6: Final answer
    x = 131,725,477.65

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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.