Home / 199,152,504.43-274,823,666.98-109,847,987.12

Finding the Fourth Proportional to 199,152,504.43, 274,823,666.98 and 109,847,987.12

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Solution

The fourth proportional to 199,152,504.43, 274,823,666.98 and 109,847,987.12 is: 151,586,477.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,152,504.43 : 274,823,666.98 = 109,847,987.12 : x
  2. Step 2: Convert to fraction form
    199,152,504.43/274,823,666.98 = 109,847,987.12/x
  3. Step 3: Cross multiply
    199,152,504.43x = 274,823,666.98 × 109,847,987.12
  4. Step 4: Simplify right side
    199,152,504.43x = 30,188,826,631,102,652
  5. Step 5: Solve for x
    x = 30,188,826,631,102,652/199,152,504.43
  6. Step 6: Final answer
    x = 151,586,477.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.