Home / 150,841,279.26-226,086,433.93-86,190,409.98

Finding the Fourth Proportional to 150,841,279.26, 226,086,433.93 and 86,190,409.98

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Solution

The fourth proportional to 150,841,279.26, 226,086,433.93 and 86,190,409.98 is: 129,185,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,841,279.26 : 226,086,433.93 = 86,190,409.98 : x
  2. Step 2: Convert to fraction form
    150,841,279.26/226,086,433.93 = 86,190,409.98/x
  3. Step 3: Cross multiply
    150,841,279.26x = 226,086,433.93 × 86,190,409.98
  4. Step 4: Simplify right side
    150,841,279.26x = 19,486,482,431,342,884
  5. Step 5: Solve for x
    x = 19,486,482,431,342,884/150,841,279.26
  6. Step 6: Final answer
    x = 129,185,343.21

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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.