Home / 193,326,740.82-266,796,761.49-105,227,109.03

Finding the Fourth Proportional to 193,326,740.82, 266,796,761.49 and 105,227,109.03

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Solution

The fourth proportional to 193,326,740.82, 266,796,761.49 and 105,227,109.03 is: 145,216,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,326,740.82 : 266,796,761.49 = 105,227,109.03 : x
  2. Step 2: Convert to fraction form
    193,326,740.82/266,796,761.49 = 105,227,109.03/x
  3. Step 3: Cross multiply
    193,326,740.82x = 266,796,761.49 × 105,227,109.03
  4. Step 4: Simplify right side
    193,326,740.82x = 28,074,251,910,159,136
  5. Step 5: Solve for x
    x = 28,074,251,910,159,136/193,326,740.82
  6. Step 6: Final answer
    x = 145,216,599.58

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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.