Home / 105,997,942.68-158,996,969.40-33,220,391.52

Finding the Fourth Proportional to 105,997,942.68, 158,996,969.40 and 33,220,391.52

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Solution

The fourth proportional to 105,997,942.68, 158,996,969.40 and 33,220,391.52 is: 49,830,604.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,997,942.68 : 158,996,969.40 = 33,220,391.52 : x
  2. Step 2: Convert to fraction form
    105,997,942.68/158,996,969.40 = 33,220,391.52/x
  3. Step 3: Cross multiply
    105,997,942.68x = 158,996,969.40 × 33,220,391.52
  4. Step 4: Simplify right side
    105,997,942.68x = 5,281,941,573,961,460
  5. Step 5: Solve for x
    x = 5,281,941,573,961,460/105,997,942.68
  6. Step 6: Final answer
    x = 49,830,604.64

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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.