Home / 293,966,678.76-405,670,797.38-161,804,849.64

Finding the Fourth Proportional to 293,966,678.76, 405,670,797.38 and 161,804,849.64

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Solution

The fourth proportional to 293,966,678.76, 405,670,797.38 and 161,804,849.64 is: 223,288,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,966,678.76 : 405,670,797.38 = 161,804,849.64 : x
  2. Step 2: Convert to fraction form
    293,966,678.76/405,670,797.38 = 161,804,849.64/x
  3. Step 3: Cross multiply
    293,966,678.76x = 405,670,797.38 × 161,804,849.64
  4. Step 4: Simplify right side
    293,966,678.76x = 65,639,502,373,409,800
  5. Step 5: Solve for x
    x = 65,639,502,373,409,800/293,966,678.76
  6. Step 6: Final answer
    x = 223,288,920.53

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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.