Home / 909,845,964,162.76-1,255,626,899,007-503,853,505,471.30

Finding the Fourth Proportional to 909,845,964,162.76, 1,255,626,899,007 and 503,853,505,471.30

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Solution

The fourth proportional to 909,845,964,162.76, 1,255,626,899,007 and 503,853,505,471.30 is: 695,339,694,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,964,162.76 : 1,255,626,899,007 = 503,853,505,471.30 : x
  2. Step 2: Convert to fraction form
    909,845,964,162.76/1,255,626,899,007 = 503,853,505,471.30/x
  3. Step 3: Cross multiply
    909,845,964,162.76x = 1,255,626,899,007 × 503,853,505,471.30
  4. Step 4: Simplify right side
    909,845,964,162.76x = 632,652,014,628,734,884,642,816
  5. Step 5: Solve for x
    x = 632,652,014,628,734,884,642,816/909,845,964,162.76
  6. Step 6: Final answer
    x = 695,339,694,352.44

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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.