Home / 1,308,268,453.96-1,962,169,677.26-521,256,148.46

Finding the Fourth Proportional to 1,308,268,453.96, 1,962,169,677.26 and 521,256,148.46

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Solution

The fourth proportional to 1,308,268,453.96, 1,962,169,677.26 and 521,256,148.46 is: 781,791,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,268,453.96 : 1,962,169,677.26 = 521,256,148.46 : x
  2. Step 2: Convert to fraction form
    1,308,268,453.96/1,962,169,677.26 = 521,256,148.46/x
  3. Step 3: Cross multiply
    1,308,268,453.96x = 1,962,169,677.26 × 521,256,148.46
  4. Step 4: Simplify right side
    1,308,268,453.96x = 1,022,793,008,593,548,800
  5. Step 5: Solve for x
    x = 1,022,793,008,593,548,800/1,308,268,453.96
  6. Step 6: Final answer
    x = 781,791,386.54

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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.