Home / 132,808,858.40-199,213,287.60-105,935,002.40

Finding the Fourth Proportional to 132,808,858.40, 199,213,287.60 and 105,935,002.40

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Solution

The fourth proportional to 132,808,858.40, 199,213,287.60 and 105,935,002.40 is: 158,902,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,808,858.40 : 199,213,287.60 = 105,935,002.40 : x
  2. Step 2: Convert to fraction form
    132,808,858.40/199,213,287.60 = 105,935,002.40/x
  3. Step 3: Cross multiply
    132,808,858.40x = 199,213,287.60 × 105,935,002.40
  4. Step 4: Simplify right side
    132,808,858.40x = 21,103,660,100,017,892
  5. Step 5: Solve for x
    x = 21,103,660,100,017,892/132,808,858.40
  6. Step 6: Final answer
    x = 158,902,503.60

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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.