Home / 397,029,805.35-595,544,708.03-120,680,485.35

Finding the Fourth Proportional to 397,029,805.35, 595,544,708.03 and 120,680,485.35

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Solution

The fourth proportional to 397,029,805.35, 595,544,708.03 and 120,680,485.35 is: 181,020,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,029,805.35 : 595,544,708.03 = 120,680,485.35 : x
  2. Step 2: Convert to fraction form
    397,029,805.35/595,544,708.03 = 120,680,485.35/x
  3. Step 3: Cross multiply
    397,029,805.35x = 595,544,708.03 × 120,680,485.35
  4. Step 4: Simplify right side
    397,029,805.35x = 71,870,624,412,081,032
  5. Step 5: Solve for x
    x = 71,870,624,412,081,032/397,029,805.35
  6. Step 6: Final answer
    x = 181,020,728.03

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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.