Home / 406,941,907,516.80-610,412,861,275.20-168,097,176,048.30

Finding the Fourth Proportional to 406,941,907,516.80, 610,412,861,275.20 and 168,097,176,048.30

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Solution

The fourth proportional to 406,941,907,516.80, 610,412,861,275.20 and 168,097,176,048.30 is: 252,145,764,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,941,907,516.80 : 610,412,861,275.20 = 168,097,176,048.30 : x
  2. Step 2: Convert to fraction form
    406,941,907,516.80/610,412,861,275.20 = 168,097,176,048.30/x
  3. Step 3: Cross multiply
    406,941,907,516.80x = 610,412,861,275.20 × 168,097,176,048.30
  4. Step 4: Simplify right side
    406,941,907,516.80x = 102,608,678,203,923,806,289,920
  5. Step 5: Solve for x
    x = 102,608,678,203,923,806,289,920/406,941,907,516.80
  6. Step 6: Final answer
    x = 252,145,764,072.45

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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.