Home / 349,945,796.40-482,929,251.48-193,309,658.16

Finding the Fourth Proportional to 349,945,796.40, 482,929,251.48 and 193,309,658.16

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Solution

The fourth proportional to 349,945,796.40, 482,929,251.48 and 193,309,658.16 is: 266,769,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,945,796.40 : 482,929,251.48 = 193,309,658.16 : x
  2. Step 2: Convert to fraction form
    349,945,796.40/482,929,251.48 = 193,309,658.16/x
  3. Step 3: Cross multiply
    349,945,796.40x = 482,929,251.48 × 193,309,658.16
  4. Step 4: Simplify right side
    349,945,796.40x = 93,354,888,519,063,472
  5. Step 5: Solve for x
    x = 93,354,888,519,063,472/349,945,796.40
  6. Step 6: Final answer
    x = 266,769,566.83

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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.