Home / 421,442,256,845.33-632,287,567,674.80-169,773,944,982.29

Finding the Fourth Proportional to 421,442,256,845.33, 632,287,567,674.80 and 169,773,944,982.29

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Solution

The fourth proportional to 421,442,256,845.33, 632,287,567,674.80 and 169,773,944,982.29 is: 254,710,943,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,442,256,845.33 : 632,287,567,674.80 = 169,773,944,982.29 : x
  2. Step 2: Convert to fraction form
    421,442,256,845.33/632,287,567,674.80 = 169,773,944,982.29/x
  3. Step 3: Cross multiply
    421,442,256,845.33x = 632,287,567,674.80 × 169,773,944,982.29
  4. Step 4: Simplify right side
    421,442,256,845.33x = 107,345,954,727,407,466,315,776
  5. Step 5: Solve for x
    x = 107,345,954,727,407,466,315,776/421,442,256,845.33
  6. Step 6: Final answer
    x = 254,710,943,157.28

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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.