Home / 110,976,985.20-166,465,477.80-106,512,880.80

Finding the Fourth Proportional to 110,976,985.20, 166,465,477.80 and 106,512,880.80

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Solution

The fourth proportional to 110,976,985.20, 166,465,477.80 and 106,512,880.80 is: 159,769,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,976,985.20 : 166,465,477.80 = 106,512,880.80 : x
  2. Step 2: Convert to fraction form
    110,976,985.20/166,465,477.80 = 106,512,880.80/x
  3. Step 3: Cross multiply
    110,976,985.20x = 166,465,477.80 × 106,512,880.80
  4. Step 4: Simplify right side
    110,976,985.20x = 17,730,717,594,226,448
  5. Step 5: Solve for x
    x = 17,730,717,594,226,448/110,976,985.20
  6. Step 6: Final answer
    x = 159,769,321.20

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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.