Home / 247,168,195.20-341,108,084.88-137,159,907.84

Finding the Fourth Proportional to 247,168,195.20, 341,108,084.88 and 137,159,907.84

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Solution

The fourth proportional to 247,168,195.20, 341,108,084.88 and 137,159,907.84 is: 189,289,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,168,195.20 : 341,108,084.88 = 137,159,907.84 : x
  2. Step 2: Convert to fraction form
    247,168,195.20/341,108,084.88 = 137,159,907.84/x
  3. Step 3: Cross multiply
    247,168,195.20x = 341,108,084.88 × 137,159,907.84
  4. Step 4: Simplify right side
    247,168,195.20x = 46,786,353,485,619,696
  5. Step 5: Solve for x
    x = 46,786,353,485,619,696/247,168,195.20
  6. Step 6: Final answer
    x = 189,289,538.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.