Home / 116,178,256,064.62-160,324,363,659.09-64,738,983,965.86

Finding the Fourth Proportional to 116,178,256,064.62, 160,324,363,659.09 and 64,738,983,965.86

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Solution

The fourth proportional to 116,178,256,064.62, 160,324,363,659.09 and 64,738,983,965.86 is: 89,338,889,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,178,256,064.62 : 160,324,363,659.09 = 64,738,983,965.86 : x
  2. Step 2: Convert to fraction form
    116,178,256,064.62/160,324,363,659.09 = 64,738,983,965.86/x
  3. Step 3: Cross multiply
    116,178,256,064.62x = 160,324,363,659.09 × 64,738,983,965.86
  4. Step 4: Simplify right side
    116,178,256,064.62x = 10,379,236,408,262,534,365,184
  5. Step 5: Solve for x
    x = 10,379,236,408,262,534,365,184/116,178,256,064.62
  6. Step 6: Final answer
    x = 89,338,889,735.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.