Home / 193,470,352.64-266,987,227.94-105,365,821.58

Finding the Fourth Proportional to 193,470,352.64, 266,987,227.94 and 105,365,821.58

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Solution

The fourth proportional to 193,470,352.64, 266,987,227.94 and 105,365,821.58 is: 145,403,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,470,352.64 : 266,987,227.94 = 105,365,821.58 : x
  2. Step 2: Convert to fraction form
    193,470,352.64/266,987,227.94 = 105,365,821.58/x
  3. Step 3: Cross multiply
    193,470,352.64x = 266,987,227.94 × 105,365,821.58
  4. Step 4: Simplify right side
    193,470,352.64x = 28,131,328,623,264,832
  5. Step 5: Solve for x
    x = 28,131,328,623,264,832/193,470,352.64
  6. Step 6: Final answer
    x = 145,403,821.51

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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.