Home / 339,957,669.40-509,180,676.90-263,031,256.60

Finding the Fourth Proportional to 339,957,669.40, 509,180,676.90 and 263,031,256.60

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Solution

The fourth proportional to 339,957,669.40, 509,180,676.90 and 263,031,256.60 is: 393,962,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,957,669.40 : 509,180,676.90 = 263,031,256.60 : x
  2. Step 2: Convert to fraction form
    339,957,669.40/509,180,676.90 = 263,031,256.60/x
  3. Step 3: Cross multiply
    339,957,669.40x = 509,180,676.90 × 263,031,256.60
  4. Step 4: Simplify right side
    339,957,669.40x = 133,930,433,281,445,584
  5. Step 5: Solve for x
    x = 133,930,433,281,445,584/339,957,669.40
  6. Step 6: Final answer
    x = 393,962,088.04

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