Home / 1,390,722,052,005.10-2,086,083,078,007.70-1,335,867,137,137.90

Finding the Fourth Proportional to 1,390,722,052,005.10, 2,086,083,078,007.70 and 1,335,867,137,137.90

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Solution

The fourth proportional to 1,390,722,052,005.10, 2,086,083,078,007.70 and 1,335,867,137,137.90 is: 2,003,800,705,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,722,052,005.10 : 2,086,083,078,007.70 = 1,335,867,137,137.90 : x
  2. Step 2: Convert to fraction form
    1,390,722,052,005.10/2,086,083,078,007.70 = 1,335,867,137,137.90/x
  3. Step 3: Cross multiply
    1,390,722,052,005.10x = 2,086,083,078,007.70 × 1,335,867,137,137.90
  4. Step 4: Simplify right side
    1,390,722,052,005.10x = 2,786,729,829,249,964,214,059,008
  5. Step 5: Solve for x
    x = 2,786,729,829,249,964,214,059,008/1,390,722,052,005.10
  6. Step 6: Final answer
    x = 2,003,800,705,706.90

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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.