Home / 193,860,061.20-290,790,091.80-186,207,310.80

Finding the Fourth Proportional to 193,860,061.20, 290,790,091.80 and 186,207,310.80

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Solution

The fourth proportional to 193,860,061.20, 290,790,091.80 and 186,207,310.80 is: 279,310,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,860,061.20 : 290,790,091.80 = 186,207,310.80 : x
  2. Step 2: Convert to fraction form
    193,860,061.20/290,790,091.80 = 186,207,310.80/x
  3. Step 3: Cross multiply
    193,860,061.20x = 290,790,091.80 × 186,207,310.80
  4. Step 4: Simplify right side
    193,860,061.20x = 54,147,241,001,363,136
  5. Step 5: Solve for x
    x = 54,147,241,001,363,136/193,860,061.20
  6. Step 6: Final answer
    x = 279,310,966.20

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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.