Home / 132,210,104.40-198,315,156.60-71,743,928.40

Finding the Fourth Proportional to 132,210,104.40, 198,315,156.60 and 71,743,928.40

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Solution

The fourth proportional to 132,210,104.40, 198,315,156.60 and 71,743,928.40 is: 107,615,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,210,104.40 : 198,315,156.60 = 71,743,928.40 : x
  2. Step 2: Convert to fraction form
    132,210,104.40/198,315,156.60 = 71,743,928.40/x
  3. Step 3: Cross multiply
    132,210,104.40x = 198,315,156.60 × 71,743,928.40
  4. Step 4: Simplify right side
    132,210,104.40x = 14,227,908,395,745,188
  5. Step 5: Solve for x
    x = 14,227,908,395,745,188/132,210,104.40
  6. Step 6: Final answer
    x = 107,615,892.60

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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.