Home / 131,813,318.40-197,757,302.40-40,946,092.80

Finding the Fourth Proportional to 131,813,318.40, 197,757,302.40 and 40,946,092.80

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Solution

The fourth proportional to 131,813,318.40, 197,757,302.40 and 40,946,092.80 is: 61,430,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,813,318.40 : 197,757,302.40 = 40,946,092.80 : x
  2. Step 2: Convert to fraction form
    131,813,318.40/197,757,302.40 = 40,946,092.80/x
  3. Step 3: Cross multiply
    131,813,318.40x = 197,757,302.40 × 40,946,092.80
  4. Step 4: Simplify right side
    131,813,318.40x = 8,097,388,855,948,062
  5. Step 5: Solve for x
    x = 8,097,388,855,948,062/131,813,318.40
  6. Step 6: Final answer
    x = 61,430,733.66

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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.