Home / 561,952,669.44-775,402,171.20-352,959,942.72

Finding the Fourth Proportional to 561,952,669.44, 775,402,171.20 and 352,959,942.72

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Solution

The fourth proportional to 561,952,669.44, 775,402,171.20 and 352,959,942.72 is: 487,026,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,952,669.44 : 775,402,171.20 = 352,959,942.72 : x
  2. Step 2: Convert to fraction form
    561,952,669.44/775,402,171.20 = 352,959,942.72/x
  3. Step 3: Cross multiply
    561,952,669.44x = 775,402,171.20 × 352,959,942.72
  4. Step 4: Simplify right side
    561,952,669.44x = 273,685,905,931,715,680
  5. Step 5: Solve for x
    x = 273,685,905,931,715,680/561,952,669.44
  6. Step 6: Final answer
    x = 487,026,614.19

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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.