Home / 188,554,234.51-260,057,434.20-122,496,016.60

Finding the Fourth Proportional to 188,554,234.51, 260,057,434.20 and 122,496,016.60

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Solution

The fourth proportional to 188,554,234.51, 260,057,434.20 and 122,496,016.60 is: 168,948,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,554,234.51 : 260,057,434.20 = 122,496,016.60 : x
  2. Step 2: Convert to fraction form
    188,554,234.51/260,057,434.20 = 122,496,016.60/x
  3. Step 3: Cross multiply
    188,554,234.51x = 260,057,434.20 × 122,496,016.60
  4. Step 4: Simplify right side
    188,554,234.51x = 31,855,999,776,716,604
  5. Step 5: Solve for x
    x = 31,855,999,776,716,604/188,554,234.51
  6. Step 6: Final answer
    x = 168,948,737.00

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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.