Home / 57,659,009,795.32-86,456,985,700.56-45,783,546,505.44

Finding the Fourth Proportional to 57,659,009,795.32, 86,456,985,700.56 and 45,783,546,505.44

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Solution

The fourth proportional to 57,659,009,795.32, 86,456,985,700.56 and 45,783,546,505.44 is: 68,650,284,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659,009,795.32 : 86,456,985,700.56 = 45,783,546,505.44 : x
  2. Step 2: Convert to fraction form
    57,659,009,795.32/86,456,985,700.56 = 45,783,546,505.44/x
  3. Step 3: Cross multiply
    57,659,009,795.32x = 86,456,985,700.56 × 45,783,546,505.44
  4. Step 4: Simplify right side
    57,659,009,795.32x = 3,958,307,425,541,749,735,424
  5. Step 5: Solve for x
    x = 3,958,307,425,541,749,735,424/57,659,009,795.32
  6. Step 6: Final answer
    x = 68,650,284,484.47

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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.