Home / 243,561,566.94-335,789,810.51-193,491,916.71

Finding the Fourth Proportional to 243,561,566.94, 335,789,810.51 and 193,491,916.71

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Solution

The fourth proportional to 243,561,566.94, 335,789,810.51 and 193,491,916.71 is: 266,760,535.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,561,566.94 : 335,789,810.51 = 193,491,916.71 : x
  2. Step 2: Convert to fraction form
    243,561,566.94/335,789,810.51 = 193,491,916.71/x
  3. Step 3: Cross multiply
    243,561,566.94x = 335,789,810.51 × 193,491,916.71
  4. Step 4: Simplify right side
    243,561,566.94x = 64,972,614,046,300,144
  5. Step 5: Solve for x
    x = 64,972,614,046,300,144/243,561,566.94
  6. Step 6: Final answer
    x = 266,760,535.59

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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.