Home / 1,394,079,497.40-2,091,119,246.10-1,330,590,012.60

Finding the Fourth Proportional to 1,394,079,497.40, 2,091,119,246.10 and 1,330,590,012.60

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Solution

The fourth proportional to 1,394,079,497.40, 2,091,119,246.10 and 1,330,590,012.60 is: 1,995,885,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,079,497.40 : 2,091,119,246.10 = 1,330,590,012.60 : x
  2. Step 2: Convert to fraction form
    1,394,079,497.40/2,091,119,246.10 = 1,330,590,012.60/x
  3. Step 3: Cross multiply
    1,394,079,497.40x = 2,091,119,246.10 × 1,330,590,012.60
  4. Step 4: Simplify right side
    1,394,079,497.40x = 2,782,422,384,016,301,056
  5. Step 5: Solve for x
    x = 2,782,422,384,016,301,056/1,394,079,497.40
  6. Step 6: Final answer
    x = 1,995,885,018.90

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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.