Home / 205,606,100.12-308,378,813.65-60,000,566.33

Finding the Fourth Proportional to 205,606,100.12, 308,378,813.65 and 60,000,566.33

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Solution

The fourth proportional to 205,606,100.12, 308,378,813.65 and 60,000,566.33 is: 89,991,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,606,100.12 : 308,378,813.65 = 60,000,566.33 : x
  2. Step 2: Convert to fraction form
    205,606,100.12/308,378,813.65 = 60,000,566.33/x
  3. Step 3: Cross multiply
    205,606,100.12x = 308,378,813.65 × 60,000,566.33
  4. Step 4: Simplify right side
    205,606,100.12x = 18,502,903,463,794,480
  5. Step 5: Solve for x
    x = 18,502,903,463,794,480/205,606,100.12
  6. Step 6: Final answer
    x = 89,991,996.61

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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.