Home / 130,324,494.76-179,837,314.50-75,323,913.64

Finding the Fourth Proportional to 130,324,494.76, 179,837,314.50 and 75,323,913.64

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Solution

The fourth proportional to 130,324,494.76, 179,837,314.50 and 75,323,913.64 is: 103,940,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,324,494.76 : 179,837,314.50 = 75,323,913.64 : x
  2. Step 2: Convert to fraction form
    130,324,494.76/179,837,314.50 = 75,323,913.64/x
  3. Step 3: Cross multiply
    130,324,494.76x = 179,837,314.50 × 75,323,913.64
  4. Step 4: Simplify right side
    130,324,494.76x = 13,546,050,346,647,520
  5. Step 5: Solve for x
    x = 13,546,050,346,647,520/130,324,494.76
  6. Step 6: Final answer
    x = 103,940,938.90

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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.