Home / 79,380,977,863.44-119,094,701,955.84-25,597,031,778.72

Finding the Fourth Proportional to 79,380,977,863.44, 119,094,701,955.84 and 25,597,031,778.72

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Solution

The fourth proportional to 79,380,977,863.44, 119,094,701,955.84 and 25,597,031,778.72 is: 38,403,040,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,380,977,863.44 : 119,094,701,955.84 = 25,597,031,778.72 : x
  2. Step 2: Convert to fraction form
    79,380,977,863.44/119,094,701,955.84 = 25,597,031,778.72/x
  3. Step 3: Cross multiply
    79,380,977,863.44x = 119,094,701,955.84 × 25,597,031,778.72
  4. Step 4: Simplify right side
    79,380,977,863.44x = 3,048,470,870,640,823,369,728
  5. Step 5: Solve for x
    x = 3,048,470,870,640,823,369,728/79,380,977,863.44
  6. Step 6: Final answer
    x = 38,403,040,031.65

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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.