Home / 130,384,733,418.87-195,576,856,015.38-40,854,580,764.27

Finding the Fourth Proportional to 130,384,733,418.87, 195,576,856,015.38 and 40,854,580,764.27

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Solution

The fourth proportional to 130,384,733,418.87, 195,576,856,015.38 and 40,854,580,764.27 is: 61,281,794,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,384,733,418.87 : 195,576,856,015.38 = 40,854,580,764.27 : x
  2. Step 2: Convert to fraction form
    130,384,733,418.87/195,576,856,015.38 = 40,854,580,764.27/x
  3. Step 3: Cross multiply
    130,384,733,418.87x = 195,576,856,015.38 × 40,854,580,764.27
  4. Step 4: Simplify right side
    130,384,733,418.87x = 7,990,210,459,702,346,645,504
  5. Step 5: Solve for x
    x = 7,990,210,459,702,346,645,504/130,384,733,418.87
  6. Step 6: Final answer
    x = 61,281,794,656.38

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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.