Home / 132,099,228.60-198,148,842.90-55,477,246.20

Finding the Fourth Proportional to 132,099,228.60, 198,148,842.90 and 55,477,246.20

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Solution

The fourth proportional to 132,099,228.60, 198,148,842.90 and 55,477,246.20 is: 83,215,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,099,228.60 : 198,148,842.90 = 55,477,246.20 : x
  2. Step 2: Convert to fraction form
    132,099,228.60/198,148,842.90 = 55,477,246.20/x
  3. Step 3: Cross multiply
    132,099,228.60x = 198,148,842.90 × 55,477,246.20
  4. Step 4: Simplify right side
    132,099,228.60x = 10,992,752,141,808,422
  5. Step 5: Solve for x
    x = 10,992,752,141,808,422/132,099,228.60
  6. Step 6: Final answer
    x = 83,215,869.30

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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.