Home / 66,826,629.60-100,239,944.40-58,864,005.60

Finding the Fourth Proportional to 66,826,629.60, 100,239,944.40 and 58,864,005.60

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Solution

The fourth proportional to 66,826,629.60, 100,239,944.40 and 58,864,005.60 is: 88,296,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,826,629.60 : 100,239,944.40 = 58,864,005.60 : x
  2. Step 2: Convert to fraction form
    66,826,629.60/100,239,944.40 = 58,864,005.60/x
  3. Step 3: Cross multiply
    66,826,629.60x = 100,239,944.40 × 58,864,005.60
  4. Step 4: Simplify right side
    66,826,629.60x = 5,900,524,648,505,289
  5. Step 5: Solve for x
    x = 5,900,524,648,505,289/66,826,629.60
  6. Step 6: Final answer
    x = 88,296,008.40

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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.