Home / 1,305,711,617.60-1,958,567,426.40-336,363,233.60

Finding the Fourth Proportional to 1,305,711,617.60, 1,958,567,426.40 and 336,363,233.60

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Solution

The fourth proportional to 1,305,711,617.60, 1,958,567,426.40 and 336,363,233.60 is: 504,544,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,711,617.60 : 1,958,567,426.40 = 336,363,233.60 : x
  2. Step 2: Convert to fraction form
    1,305,711,617.60/1,958,567,426.40 = 336,363,233.60/x
  3. Step 3: Cross multiply
    1,305,711,617.60x = 1,958,567,426.40 × 336,363,233.60
  4. Step 4: Simplify right side
    1,305,711,617.60x = 658,790,072,767,534,080
  5. Step 5: Solve for x
    x = 658,790,072,767,534,080/1,305,711,617.60
  6. Step 6: Final answer
    x = 504,544,850.40

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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.