Home / 814,759,317,909.25-1,124,427,284,872.60-472,291,594,942.25

Finding the Fourth Proportional to 814,759,317,909.25, 1,124,427,284,872.60 and 472,291,594,942.25

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Solution

The fourth proportional to 814,759,317,909.25, 1,124,427,284,872.60 and 472,291,594,942.25 is: 651,796,848,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,759,317,909.25 : 1,124,427,284,872.60 = 472,291,594,942.25 : x
  2. Step 2: Convert to fraction form
    814,759,317,909.25/1,124,427,284,872.60 = 472,291,594,942.25/x
  3. Step 3: Cross multiply
    814,759,317,909.25x = 1,124,427,284,872.60 × 472,291,594,942.25
  4. Step 4: Simplify right side
    814,759,317,909.25x = 531,057,555,769,063,999,799,296
  5. Step 5: Solve for x
    x = 531,057,555,769,063,999,799,296/814,759,317,909.25
  6. Step 6: Final answer
    x = 651,796,848,585.68

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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.