Home / 220,485,891.60-330,835,125.60-155,650,089.60

Finding the Fourth Proportional to 220,485,891.60, 330,835,125.60 and 155,650,089.60

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Solution

The fourth proportional to 220,485,891.60, 330,835,125.60 and 155,650,089.60 is: 233,550,167.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,485,891.60 : 330,835,125.60 = 155,650,089.60 : x
  2. Step 2: Convert to fraction form
    220,485,891.60/330,835,125.60 = 155,650,089.60/x
  3. Step 3: Cross multiply
    220,485,891.60x = 330,835,125.60 × 155,650,089.60
  4. Step 4: Simplify right side
    220,485,891.60x = 51,494,516,942,467,256
  5. Step 5: Solve for x
    x = 51,494,516,942,467,256/220,485,891.60
  6. Step 6: Final answer
    x = 233,550,167.63

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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.