Home / 123,567,943.80-185,351,915.70-31,451,503.80

Finding the Fourth Proportional to 123,567,943.80, 185,351,915.70 and 31,451,503.80

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Solution

The fourth proportional to 123,567,943.80, 185,351,915.70 and 31,451,503.80 is: 47,177,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,567,943.80 : 185,351,915.70 = 31,451,503.80 : x
  2. Step 2: Convert to fraction form
    123,567,943.80/185,351,915.70 = 31,451,503.80/x
  3. Step 3: Cross multiply
    123,567,943.80x = 185,351,915.70 × 31,451,503.80
  4. Step 4: Simplify right side
    123,567,943.80x = 5,829,596,480,975,829
  5. Step 5: Solve for x
    x = 5,829,596,480,975,829/123,567,943.80
  6. Step 6: Final answer
    x = 47,177,255.70

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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.