Home / 158,253,202.63-218,496,063.09-98,805,104.29

Finding the Fourth Proportional to 158,253,202.63, 218,496,063.09 and 98,805,104.29

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Solution

The fourth proportional to 158,253,202.63, 218,496,063.09 and 98,805,104.29 is: 136,417,626.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,253,202.63 : 218,496,063.09 = 98,805,104.29 : x
  2. Step 2: Convert to fraction form
    158,253,202.63/218,496,063.09 = 98,805,104.29/x
  3. Step 3: Cross multiply
    158,253,202.63x = 218,496,063.09 × 98,805,104.29
  4. Step 4: Simplify right side
    158,253,202.63x = 21,588,526,300,561,872
  5. Step 5: Solve for x
    x = 21,588,526,300,561,872/158,253,202.63
  6. Step 6: Final answer
    x = 136,417,626.57

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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.