Home / 152,379,222.06-210,279,749.94-89,659,382.38

Finding the Fourth Proportional to 152,379,222.06, 210,279,749.94 and 89,659,382.38

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Solution

The fourth proportional to 152,379,222.06, 210,279,749.94 and 89,659,382.38 is: 123,727,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,379,222.06 : 210,279,749.94 = 89,659,382.38 : x
  2. Step 2: Convert to fraction form
    152,379,222.06/210,279,749.94 = 89,659,382.38/x
  3. Step 3: Cross multiply
    152,379,222.06x = 210,279,749.94 × 89,659,382.38
  4. Step 4: Simplify right side
    152,379,222.06x = 18,853,552,506,260,560
  5. Step 5: Solve for x
    x = 18,853,552,506,260,560/152,379,222.06
  6. Step 6: Final answer
    x = 123,727,843.28

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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.