Home / 2,485,395,946.44-3,429,919,121.49-1,356,438,120.03

Finding the Fourth Proportional to 2,485,395,946.44, 3,429,919,121.49 and 1,356,438,120.03

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Solution

The fourth proportional to 2,485,395,946.44, 3,429,919,121.49 and 1,356,438,120.03 is: 1,871,924,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,395,946.44 : 3,429,919,121.49 = 1,356,438,120.03 : x
  2. Step 2: Convert to fraction form
    2,485,395,946.44/3,429,919,121.49 = 1,356,438,120.03/x
  3. Step 3: Cross multiply
    2,485,395,946.44x = 3,429,919,121.49 × 1,356,438,120.03
  4. Step 4: Simplify right side
    2,485,395,946.44x = 4,652,473,045,008,844,800
  5. Step 5: Solve for x
    x = 4,652,473,045,008,844,800/2,485,395,946.44
  6. Step 6: Final answer
    x = 1,871,924,291.05

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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.