Home / 293,899,529.49-405,581,233.10-161,740,525.65

Finding the Fourth Proportional to 293,899,529.49, 405,581,233.10 and 161,740,525.65

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Solution

The fourth proportional to 293,899,529.49, 405,581,233.10 and 161,740,525.65 is: 223,201,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,899,529.49 : 405,581,233.10 = 161,740,525.65 : x
  2. Step 2: Convert to fraction form
    293,899,529.49/405,581,233.10 = 161,740,525.65/x
  3. Step 3: Cross multiply
    293,899,529.49x = 405,581,233.10 × 161,740,525.65
  4. Step 4: Simplify right side
    293,899,529.49x = 65,598,921,835,369,184
  5. Step 5: Solve for x
    x = 65,598,921,835,369,184/293,899,529.49
  6. Step 6: Final answer
    x = 223,201,860.68

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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.