Home / 298,731,951.60-448,461,844.20-189,556,911.60

Finding the Fourth Proportional to 298,731,951.60, 448,461,844.20 and 189,556,911.60

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Solution

The fourth proportional to 298,731,951.60, 448,461,844.20 and 189,556,911.60 is: 284,566,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,731,951.60 : 448,461,844.20 = 189,556,911.60 : x
  2. Step 2: Convert to fraction form
    298,731,951.60/448,461,844.20 = 189,556,911.60/x
  3. Step 3: Cross multiply
    298,731,951.60x = 448,461,844.20 × 189,556,911.60
  4. Step 4: Simplify right side
    298,731,951.60x = 85,009,042,156,992,368
  5. Step 5: Solve for x
    x = 85,009,042,156,992,368/298,731,951.60
  6. Step 6: Final answer
    x = 284,566,286.60

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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.