Home / 82,944,091.60-124,416,137.40-80,704,603.60

Finding the Fourth Proportional to 82,944,091.60, 124,416,137.40 and 80,704,603.60

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Solution

The fourth proportional to 82,944,091.60, 124,416,137.40 and 80,704,603.60 is: 121,056,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,091.60 : 124,416,137.40 = 80,704,603.60 : x
  2. Step 2: Convert to fraction form
    82,944,091.60/124,416,137.40 = 80,704,603.60/x
  3. Step 3: Cross multiply
    82,944,091.60x = 124,416,137.40 × 80,704,603.60
  4. Step 4: Simplify right side
    82,944,091.60x = 10,040,955,050,310,134
  5. Step 5: Solve for x
    x = 10,040,955,050,310,134/82,944,091.60
  6. Step 6: Final answer
    x = 121,056,905.40

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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.