Home / 113,451,181.40-156,562,954.60-65,775,700.96

Finding the Fourth Proportional to 113,451,181.40, 156,562,954.60 and 65,775,700.96

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Solution

The fourth proportional to 113,451,181.40, 156,562,954.60 and 65,775,700.96 is: 90,770,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,451,181.40 : 156,562,954.60 = 65,775,700.96 : x
  2. Step 2: Convert to fraction form
    113,451,181.40/156,562,954.60 = 65,775,700.96/x
  3. Step 3: Cross multiply
    113,451,181.40x = 156,562,954.60 × 65,775,700.96
  4. Step 4: Simplify right side
    113,451,181.40x = 10,298,038,083,183,656
  5. Step 5: Solve for x
    x = 10,298,038,083,183,656/113,451,181.40
  6. Step 6: Final answer
    x = 90,770,655.33

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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.