Home / 193,839,945.60-290,512,929.60-103,007,049.60

Finding the Fourth Proportional to 193,839,945.60, 290,512,929.60 and 103,007,049.60

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Solution

The fourth proportional to 193,839,945.60, 290,512,929.60 and 103,007,049.60 is: 154,379,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,839,945.60 : 290,512,929.60 = 103,007,049.60 : x
  2. Step 2: Convert to fraction form
    193,839,945.60/290,512,929.60 = 103,007,049.60/x
  3. Step 3: Cross multiply
    193,839,945.60x = 290,512,929.60 × 103,007,049.60
  4. Step 4: Simplify right side
    193,839,945.60x = 29,924,879,748,748,508
  5. Step 5: Solve for x
    x = 29,924,879,748,748,508/193,839,945.60
  6. Step 6: Final answer
    x = 154,379,323.91

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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.