Home / 1,597,619,907.20-2,396,695,281.60-628,303,145.60

Finding the Fourth Proportional to 1,597,619,907.20, 2,396,695,281.60 and 628,303,145.60

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Solution

The fourth proportional to 1,597,619,907.20, 2,396,695,281.60 and 628,303,145.60 is: 942,559,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,619,907.20 : 2,396,695,281.60 = 628,303,145.60 : x
  2. Step 2: Convert to fraction form
    1,597,619,907.20/2,396,695,281.60 = 628,303,145.60/x
  3. Step 3: Cross multiply
    1,597,619,907.20x = 2,396,695,281.60 × 628,303,145.60
  4. Step 4: Simplify right side
    1,597,619,907.20x = 1,505,851,184,473,957,888
  5. Step 5: Solve for x
    x = 1,505,851,184,473,957,888/1,597,619,907.20
  6. Step 6: Final answer
    x = 942,559,101.63

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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.