Home / 495,159,164,137.44-742,884,469,638.48-159,767,797,747.68

Finding the Fourth Proportional to 495,159,164,137.44, 742,884,469,638.48 and 159,767,797,747.68

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Solution

The fourth proportional to 495,159,164,137.44, 742,884,469,638.48 and 159,767,797,747.68 is: 239,698,715,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,159,164,137.44 : 742,884,469,638.48 = 159,767,797,747.68 : x
  2. Step 2: Convert to fraction form
    495,159,164,137.44/742,884,469,638.48 = 159,767,797,747.68/x
  3. Step 3: Cross multiply
    495,159,164,137.44x = 742,884,469,638.48 × 159,767,797,747.68
  4. Step 4: Simplify right side
    495,159,164,137.44x = 118,689,015,695,093,186,691,072
  5. Step 5: Solve for x
    x = 118,689,015,695,093,186,691,072/495,159,164,137.44
  6. Step 6: Final answer
    x = 239,698,715,668.22

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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.