Home / 56,512,434,450.34-84,785,193,113.15-18,222,886,895.86

Finding the Fourth Proportional to 56,512,434,450.34, 84,785,193,113.15 and 18,222,886,895.86

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Solution

The fourth proportional to 56,512,434,450.34, 84,785,193,113.15 and 18,222,886,895.86 is: 27,339,664,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,434,450.34 : 84,785,193,113.15 = 18,222,886,895.86 : x
  2. Step 2: Convert to fraction form
    56,512,434,450.34/84,785,193,113.15 = 18,222,886,895.86/x
  3. Step 3: Cross multiply
    56,512,434,450.34x = 84,785,193,113.15 × 18,222,886,895.86
  4. Step 4: Simplify right side
    56,512,434,450.34x = 1,545,030,984,544,580,534,272
  5. Step 5: Solve for x
    x = 1,545,030,984,544,580,534,272/56,512,434,450.34
  6. Step 6: Final answer
    x = 27,339,664,262.78

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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.