Home / 133,085,715.18-199,450,132.04-103,577,537.73

Finding the Fourth Proportional to 133,085,715.18, 199,450,132.04 and 103,577,537.73

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Solution

The fourth proportional to 133,085,715.18, 199,450,132.04 and 103,577,537.73 is: 155,227,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,085,715.18 : 199,450,132.04 = 103,577,537.73 : x
  2. Step 2: Convert to fraction form
    133,085,715.18/199,450,132.04 = 103,577,537.73/x
  3. Step 3: Cross multiply
    133,085,715.18x = 199,450,132.04 × 103,577,537.73
  4. Step 4: Simplify right side
    133,085,715.18x = 20,658,553,576,108,696
  5. Step 5: Solve for x
    x = 20,658,553,576,108,696/133,085,715.18
  6. Step 6: Final answer
    x = 155,227,430.29

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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.