Home / 909,845,964,161.80-1,255,626,899,005.70-503,853,505,470.30

Finding the Fourth Proportional to 909,845,964,161.80, 1,255,626,899,005.70 and 503,853,505,470.30

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Solution

The fourth proportional to 909,845,964,161.80, 1,255,626,899,005.70 and 503,853,505,470.30 is: 695,339,694,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,964,161.80 : 1,255,626,899,005.70 = 503,853,505,470.30 : x
  2. Step 2: Convert to fraction form
    909,845,964,161.80/1,255,626,899,005.70 = 503,853,505,470.30/x
  3. Step 3: Cross multiply
    909,845,964,161.80x = 1,255,626,899,005.70 × 503,853,505,470.30
  4. Step 4: Simplify right side
    909,845,964,161.80x = 632,652,014,626,824,295,284,736
  5. Step 5: Solve for x
    x = 632,652,014,626,824,295,284,736/909,845,964,161.80
  6. Step 6: Final answer
    x = 695,339,694,351.07

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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.