Home / 406,941,907,518.80-610,412,861,278.20-168,097,176,050.30

Finding the Fourth Proportional to 406,941,907,518.80, 610,412,861,278.20 and 168,097,176,050.30

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Solution

The fourth proportional to 406,941,907,518.80, 610,412,861,278.20 and 168,097,176,050.30 is: 252,145,764,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,941,907,518.80 : 610,412,861,278.20 = 168,097,176,050.30 : x
  2. Step 2: Convert to fraction form
    406,941,907,518.80/610,412,861,278.20 = 168,097,176,050.30/x
  3. Step 3: Cross multiply
    406,941,907,518.80x = 610,412,861,278.20 × 168,097,176,050.30
  4. Step 4: Simplify right side
    406,941,907,518.80x = 102,608,678,205,648,923,525,120
  5. Step 5: Solve for x
    x = 102,608,678,205,648,923,525,120/406,941,907,518.80
  6. Step 6: Final answer
    x = 252,145,764,075.45

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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.