Home / 339,208,096.90-508,812,145.35-231,712,672.90

Finding the Fourth Proportional to 339,208,096.90, 508,812,145.35 and 231,712,672.90

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Solution

The fourth proportional to 339,208,096.90, 508,812,145.35 and 231,712,672.90 is: 347,569,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,208,096.90 : 508,812,145.35 = 231,712,672.90 : x
  2. Step 2: Convert to fraction form
    339,208,096.90/508,812,145.35 = 231,712,672.90/x
  3. Step 3: Cross multiply
    339,208,096.90x = 508,812,145.35 × 231,712,672.90
  4. Step 4: Simplify right side
    339,208,096.90x = 117,898,222,203,031,808
  5. Step 5: Solve for x
    x = 117,898,222,203,031,808/339,208,096.90
  6. Step 6: Final answer
    x = 347,569,009.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.