Home / 1,390,722,052,003.40-2,086,083,078,005.10-1,335,867,137,136.10

Finding the Fourth Proportional to 1,390,722,052,003.40, 2,086,083,078,005.10 and 1,335,867,137,136.10

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Solution

The fourth proportional to 1,390,722,052,003.40, 2,086,083,078,005.10 and 1,335,867,137,136.10 is: 2,003,800,705,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,722,052,003.40 : 2,086,083,078,005.10 = 1,335,867,137,136.10 : x
  2. Step 2: Convert to fraction form
    1,390,722,052,003.40/2,086,083,078,005.10 = 1,335,867,137,136.10/x
  3. Step 3: Cross multiply
    1,390,722,052,003.40x = 2,086,083,078,005.10 × 1,335,867,137,136.10
  4. Step 4: Simplify right side
    1,390,722,052,003.40x = 2,786,729,829,242,736,857,841,664
  5. Step 5: Solve for x
    x = 2,786,729,829,242,736,857,841,664/1,390,722,052,003.40
  6. Step 6: Final answer
    x = 2,003,800,705,704.15

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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.