Home / 744,591,659.64-1,115,434,493.81-580,059,021.41

Finding the Fourth Proportional to 744,591,659.64, 1,115,434,493.81 and 580,059,021.41

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Solution

The fourth proportional to 744,591,659.64, 1,115,434,493.81 and 580,059,021.41 is: 868,956,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,591,659.64 : 1,115,434,493.81 = 580,059,021.41 : x
  2. Step 2: Convert to fraction form
    744,591,659.64/1,115,434,493.81 = 580,059,021.41/x
  3. Step 3: Cross multiply
    744,591,659.64x = 1,115,434,493.81 × 580,059,021.41
  4. Step 4: Simplify right side
    744,591,659.64x = 647,017,840,917,909,888
  5. Step 5: Solve for x
    x = 647,017,840,917,909,888/744,591,659.64
  6. Step 6: Final answer
    x = 868,956,605.33

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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.