Home / 575,651,989.76-863,538,464.64-187,505,081.60

Finding the Fourth Proportional to 575,651,989.76, 863,538,464.64 and 187,505,081.60

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Solution

The fourth proportional to 575,651,989.76, 863,538,464.64 and 187,505,081.60 is: 281,277,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,651,989.76 : 863,538,464.64 = 187,505,081.60 : x
  2. Step 2: Convert to fraction form
    575,651,989.76/863,538,464.64 = 187,505,081.60/x
  3. Step 3: Cross multiply
    575,651,989.76x = 863,538,464.64 × 187,505,081.60
  4. Step 4: Simplify right side
    575,651,989.76x = 161,917,850,277,061,920
  5. Step 5: Solve for x
    x = 161,917,850,277,061,920/575,651,989.76
  6. Step 6: Final answer
    x = 281,277,322.34

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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.