Home / 338,280,999.84-466,840,590.48-189,604,845.36

Finding the Fourth Proportional to 338,280,999.84, 466,840,590.48 and 189,604,845.36

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Solution

The fourth proportional to 338,280,999.84, 466,840,590.48 and 189,604,845.36 is: 261,661,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,280,999.84 : 466,840,590.48 = 189,604,845.36 : x
  2. Step 2: Convert to fraction form
    338,280,999.84/466,840,590.48 = 189,604,845.36/x
  3. Step 3: Cross multiply
    338,280,999.84x = 466,840,590.48 × 189,604,845.36
  4. Step 4: Simplify right side
    338,280,999.84x = 88,515,237,965,731,504
  5. Step 5: Solve for x
    x = 88,515,237,965,731,504/338,280,999.84
  6. Step 6: Final answer
    x = 261,661,866.93

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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.