Home / 270,418,430.49-405,627,015.03-177,631,097.26

Finding the Fourth Proportional to 270,418,430.49, 405,627,015.03 and 177,631,097.26

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Solution

The fourth proportional to 270,418,430.49, 405,627,015.03 and 177,631,097.26 is: 266,446,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,418,430.49 : 405,627,015.03 = 177,631,097.26 : x
  2. Step 2: Convert to fraction form
    270,418,430.49/405,627,015.03 = 177,631,097.26/x
  3. Step 3: Cross multiply
    270,418,430.49x = 405,627,015.03 × 177,631,097.26
  4. Step 4: Simplify right side
    270,418,430.49x = 72,051,971,757,155,752
  5. Step 5: Solve for x
    x = 72,051,971,757,155,752/270,418,430.49
  6. Step 6: Final answer
    x = 266,446,231.59

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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.