Home / 341,207,998.20-511,662,698.10-136,668,094.20

Finding the Fourth Proportional to 341,207,998.20, 511,662,698.10 and 136,668,094.20

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Solution

The fourth proportional to 341,207,998.20, 511,662,698.10 and 136,668,094.20 is: 204,942,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,207,998.20 : 511,662,698.10 = 136,668,094.20 : x
  2. Step 2: Convert to fraction form
    341,207,998.20/511,662,698.10 = 136,668,094.20/x
  3. Step 3: Cross multiply
    341,207,998.20x = 511,662,698.10 × 136,668,094.20
  4. Step 4: Simplify right side
    341,207,998.20x = 69,927,965,822,556,960
  5. Step 5: Solve for x
    x = 69,927,965,822,556,960/341,207,998.20
  6. Step 6: Final answer
    x = 204,942,340.72

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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.