Home / 253,295,644,756.96-380,007,777,860.52-117,255,845,714.68

Finding the Fourth Proportional to 253,295,644,756.96, 380,007,777,860.52 and 117,255,845,714.68

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Solution

The fourth proportional to 253,295,644,756.96, 380,007,777,860.52 and 117,255,845,714.68 is: 175,913,539,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,295,644,756.96 : 380,007,777,860.52 = 117,255,845,714.68 : x
  2. Step 2: Convert to fraction form
    253,295,644,756.96/380,007,777,860.52 = 117,255,845,714.68/x
  3. Step 3: Cross multiply
    253,295,644,756.96x = 380,007,777,860.52 × 117,255,845,714.68
  4. Step 4: Simplify right side
    253,295,644,756.96x = 44,558,133,371,191,523,540,992
  5. Step 5: Solve for x
    x = 44,558,133,371,191,523,540,992/253,295,644,756.96
  6. Step 6: Final answer
    x = 175,913,539,350.22

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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.