Home / 151,848,707.24-209,550,172.56-82,232,495.03

Finding the Fourth Proportional to 151,848,707.24, 209,550,172.56 and 82,232,495.03

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Solution

The fourth proportional to 151,848,707.24, 209,550,172.56 and 82,232,495.03 is: 113,480,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,707.24 : 209,550,172.56 = 82,232,495.03 : x
  2. Step 2: Convert to fraction form
    151,848,707.24/209,550,172.56 = 82,232,495.03/x
  3. Step 3: Cross multiply
    151,848,707.24x = 209,550,172.56 × 82,232,495.03
  4. Step 4: Simplify right side
    151,848,707.24x = 17,231,833,523,575,842
  5. Step 5: Solve for x
    x = 17,231,833,523,575,842/151,848,707.24
  6. Step 6: Final answer
    x = 113,480,278.08

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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.