Home / 31,558,699,348.44-43,538,888,188.44-18,011,089,248.36

Finding the Fourth Proportional to 31,558,699,348.44, 43,538,888,188.44 and 18,011,089,248.36

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Solution

The fourth proportional to 31,558,699,348.44, 43,538,888,188.44 and 18,011,089,248.36 is: 24,848,387,833.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558,699,348.44 : 43,538,888,188.44 = 18,011,089,248.36 : x
  2. Step 2: Convert to fraction form
    31,558,699,348.44/43,538,888,188.44 = 18,011,089,248.36/x
  3. Step 3: Cross multiply
    31,558,699,348.44x = 43,538,888,188.44 × 18,011,089,248.36
  4. Step 4: Simplify right side
    31,558,699,348.44x = 784,182,800,936,359,952,384
  5. Step 5: Solve for x
    x = 784,182,800,936,359,952,384/31,558,699,348.44
  6. Step 6: Final answer
    x = 24,848,387,833.67

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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.