Home / 107,906,688.60-161,860,032.90-75,028,205.40

Finding the Fourth Proportional to 107,906,688.60, 161,860,032.90 and 75,028,205.40

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Solution

The fourth proportional to 107,906,688.60, 161,860,032.90 and 75,028,205.40 is: 112,542,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,906,688.60 : 161,860,032.90 = 75,028,205.40 : x
  2. Step 2: Convert to fraction form
    107,906,688.60/161,860,032.90 = 75,028,205.40/x
  3. Step 3: Cross multiply
    107,906,688.60x = 161,860,032.90 × 75,028,205.40
  4. Step 4: Simplify right side
    107,906,688.60x = 12,144,067,794,471,960
  5. Step 5: Solve for x
    x = 12,144,067,794,471,960/107,906,688.60
  6. Step 6: Final answer
    x = 112,542,308.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.