Home / 419,146,630,484.68-628,825,750,983.12-116,958,979,388.49

Finding the Fourth Proportional to 419,146,630,484.68, 628,825,750,983.12 and 116,958,979,388.49

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Solution

The fourth proportional to 419,146,630,484.68, 628,825,750,983.12 and 116,958,979,388.49 is: 175,467,993,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,146,630,484.68 : 628,825,750,983.12 = 116,958,979,388.49 : x
  2. Step 2: Convert to fraction form
    419,146,630,484.68/628,825,750,983.12 = 116,958,979,388.49/x
  3. Step 3: Cross multiply
    419,146,630,484.68x = 628,825,750,983.12 × 116,958,979,388.49
  4. Step 4: Simplify right side
    419,146,630,484.68x = 73,546,818,048,186,476,658,688
  5. Step 5: Solve for x
    x = 73,546,818,048,186,476,658,688/419,146,630,484.68
  6. Step 6: Final answer
    x = 175,467,993,058.04

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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.