Home / 205,921,564.48-284,189,284.18-116,629,391.96

Finding the Fourth Proportional to 205,921,564.48, 284,189,284.18 and 116,629,391.96

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Solution

The fourth proportional to 205,921,564.48, 284,189,284.18 and 116,629,391.96 is: 160,958,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,921,564.48 : 284,189,284.18 = 116,629,391.96 : x
  2. Step 2: Convert to fraction form
    205,921,564.48/284,189,284.18 = 116,629,391.96/x
  3. Step 3: Cross multiply
    205,921,564.48x = 284,189,284.18 × 116,629,391.96
  4. Step 4: Simplify right side
    205,921,564.48x = 33,144,823,415,461,048
  5. Step 5: Solve for x
    x = 33,144,823,415,461,048/205,921,564.48
  6. Step 6: Final answer
    x = 160,958,486.79

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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.