Home / 207,541,847.73-286,408,327.11-113,457,131.55

Finding the Fourth Proportional to 207,541,847.73, 286,408,327.11 and 113,457,131.55

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Solution

The fourth proportional to 207,541,847.73, 286,408,327.11 and 113,457,131.55 is: 156,571,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,541,847.73 : 286,408,327.11 = 113,457,131.55 : x
  2. Step 2: Convert to fraction form
    207,541,847.73/286,408,327.11 = 113,457,131.55/x
  3. Step 3: Cross multiply
    207,541,847.73x = 286,408,327.11 × 113,457,131.55
  4. Step 4: Simplify right side
    207,541,847.73x = 32,495,067,245,934,704
  5. Step 5: Solve for x
    x = 32,495,067,245,934,704/207,541,847.73
  6. Step 6: Final answer
    x = 156,571,157.10

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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.