Home / 196,992,609.20-295,488,913.80-115,363,271.60

Finding the Fourth Proportional to 196,992,609.20, 295,488,913.80 and 115,363,271.60

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Solution

The fourth proportional to 196,992,609.20, 295,488,913.80 and 115,363,271.60 is: 173,044,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,609.20 : 295,488,913.80 = 115,363,271.60 : x
  2. Step 2: Convert to fraction form
    196,992,609.20/295,488,913.80 = 115,363,271.60/x
  3. Step 3: Cross multiply
    196,992,609.20x = 295,488,913.80 × 115,363,271.60
  4. Step 4: Simplify right side
    196,992,609.20x = 34,088,567,817,498,388
  5. Step 5: Solve for x
    x = 34,088,567,817,498,388/196,992,609.20
  6. Step 6: Final answer
    x = 173,044,907.40

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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.