Home / 419,146,630,483.40-628,825,750,981.25-116,958,979,387.25

Finding the Fourth Proportional to 419,146,630,483.40, 628,825,750,981.25 and 116,958,979,387.25

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Solution

The fourth proportional to 419,146,630,483.40, 628,825,750,981.25 and 116,958,979,387.25 is: 175,467,993,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,146,630,483.40 : 628,825,750,981.25 = 116,958,979,387.25 : x
  2. Step 2: Convert to fraction form
    419,146,630,483.40/628,825,750,981.25 = 116,958,979,387.25/x
  3. Step 3: Cross multiply
    419,146,630,483.40x = 628,825,750,981.25 × 116,958,979,387.25
  4. Step 4: Simplify right side
    419,146,630,483.40x = 73,546,818,047,188,022,591,488
  5. Step 5: Solve for x
    x = 73,546,818,047,188,022,591,488/419,146,630,483.40
  6. Step 6: Final answer
    x = 175,467,993,056.19

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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.