Home / 1,321,814,744,913.80-1,983,126,759,893.60-676,877,012,070.68

Finding the Fourth Proportional to 1,321,814,744,913.80, 1,983,126,759,893.60 and 676,877,012,070.68

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Solution

The fourth proportional to 1,321,814,744,913.80, 1,983,126,759,893.60 and 676,877,012,070.68 is: 1,015,522,728,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,814,744,913.80 : 1,983,126,759,893.60 = 676,877,012,070.68 : x
  2. Step 2: Convert to fraction form
    1,321,814,744,913.80/1,983,126,759,893.60 = 676,877,012,070.68/x
  3. Step 3: Cross multiply
    1,321,814,744,913.80x = 1,983,126,759,893.60 × 676,877,012,070.68
  4. Step 4: Simplify right side
    1,321,814,744,913.80x = 1,342,332,915,794,189,081,378,816
  5. Step 5: Solve for x
    x = 1,342,332,915,794,189,081,378,816/1,321,814,744,913.80
  6. Step 6: Final answer
    x = 1,015,522,728,097.37

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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.