Home / 31,558,699,354.44-43,538,888,196.72-18,011,089,254.36

Finding the Fourth Proportional to 31,558,699,354.44, 43,538,888,196.72 and 18,011,089,254.36

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Solution

The fourth proportional to 31,558,699,354.44, 43,538,888,196.72 and 18,011,089,254.36 is: 24,848,387,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558,699,354.44 : 43,538,888,196.72 = 18,011,089,254.36 : x
  2. Step 2: Convert to fraction form
    31,558,699,354.44/43,538,888,196.72 = 18,011,089,254.36/x
  3. Step 3: Cross multiply
    31,558,699,354.44x = 43,538,888,196.72 × 18,011,089,254.36
  4. Step 4: Simplify right side
    31,558,699,354.44x = 784,182,801,346,725,019,648
  5. Step 5: Solve for x
    x = 784,182,801,346,725,019,648/31,558,699,354.44
  6. Step 6: Final answer
    x = 24,848,387,841.95

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1.5x scale

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.