Home / 797,081,053.30-1,100,190,636.39-462,661,315.36

Finding the Fourth Proportional to 797,081,053.30, 1,100,190,636.39 and 462,661,315.36

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Solution

The fourth proportional to 797,081,053.30, 1,100,190,636.39 and 462,661,315.36 is: 638,599,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,081,053.30 : 1,100,190,636.39 = 462,661,315.36 : x
  2. Step 2: Convert to fraction form
    797,081,053.30/1,100,190,636.39 = 462,661,315.36/x
  3. Step 3: Cross multiply
    797,081,053.30x = 1,100,190,636.39 × 462,661,315.36
  4. Step 4: Simplify right side
    797,081,053.30x = 509,015,646,978,952,960
  5. Step 5: Solve for x
    x = 509,015,646,978,952,960/797,081,053.30
  6. Step 6: Final answer
    x = 638,599,606.49

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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.