Home / 1,023,650,912.10-1,412,634,003.75-553,751,074.74

Finding the Fourth Proportional to 1,023,650,912.10, 1,412,634,003.75 and 553,751,074.74

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Solution

The fourth proportional to 1,023,650,912.10, 1,412,634,003.75 and 553,751,074.74 is: 764,174,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,650,912.10 : 1,412,634,003.75 = 553,751,074.74 : x
  2. Step 2: Convert to fraction form
    1,023,650,912.10/1,412,634,003.75 = 553,751,074.74/x
  3. Step 3: Cross multiply
    1,023,650,912.10x = 1,412,634,003.75 × 553,751,074.74
  4. Step 4: Simplify right side
    1,023,650,912.10x = 782,247,597,790,831,744
  5. Step 5: Solve for x
    x = 782,247,597,790,831,744/1,023,650,912.10
  6. Step 6: Final answer
    x = 764,174,181.40

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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.