Home / 107,673,808.32-148,589,099.60-58,781,236.32

Finding the Fourth Proportional to 107,673,808.32, 148,589,099.60 and 58,781,236.32

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Solution

The fourth proportional to 107,673,808.32, 148,589,099.60 and 58,781,236.32 is: 81,117,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,673,808.32 : 148,589,099.60 = 58,781,236.32 : x
  2. Step 2: Convert to fraction form
    107,673,808.32/148,589,099.60 = 58,781,236.32/x
  3. Step 3: Cross multiply
    107,673,808.32x = 148,589,099.60 × 58,781,236.32
  4. Step 4: Simplify right side
    107,673,808.32x = 8,734,250,977,869,711
  5. Step 5: Solve for x
    x = 8,734,250,977,869,711/107,673,808.32
  6. Step 6: Final answer
    x = 81,117,693.47

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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.