Home / 2,175,365,003.68-3,002,004,137.10-1,185,290,420.68

Finding the Fourth Proportional to 2,175,365,003.68, 3,002,004,137.10 and 1,185,290,420.68

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Solution

The fourth proportional to 2,175,365,003.68, 3,002,004,137.10 and 1,185,290,420.68 is: 1,635,701,015.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,365,003.68 : 3,002,004,137.10 = 1,185,290,420.68 : x
  2. Step 2: Convert to fraction form
    2,175,365,003.68/3,002,004,137.10 = 1,185,290,420.68/x
  3. Step 3: Cross multiply
    2,175,365,003.68x = 3,002,004,137.10 × 1,185,290,420.68
  4. Step 4: Simplify right side
    2,175,365,003.68x = 3,558,246,746,546,359,296
  5. Step 5: Solve for x
    x = 3,558,246,746,546,359,296/2,175,365,003.68
  6. Step 6: Final answer
    x = 1,635,701,015.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.