Home / 132,108,622,429.55-198,081,834,714.92-51,340,018,853.76

Finding the Fourth Proportional to 132,108,622,429.55, 198,081,834,714.92 and 51,340,018,853.76

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Solution

The fourth proportional to 132,108,622,429.55, 198,081,834,714.92 and 51,340,018,853.76 is: 76,978,511,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,108,622,429.55 : 198,081,834,714.92 = 51,340,018,853.76 : x
  2. Step 2: Convert to fraction form
    132,108,622,429.55/198,081,834,714.92 = 51,340,018,853.76/x
  3. Step 3: Cross multiply
    132,108,622,429.55x = 198,081,834,714.92 × 51,340,018,853.76
  4. Step 4: Simplify right side
    132,108,622,429.55x = 10,169,525,128,850,374,131,712
  5. Step 5: Solve for x
    x = 10,169,525,128,850,374,131,712/132,108,622,429.55
  6. Step 6: Final answer
    x = 76,978,511,635.56

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1.5x scale

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.