Home / 617,348,126,007.54-925,919,479,222.82-186,982,889,528.70

Finding the Fourth Proportional to 617,348,126,007.54, 925,919,479,222.82 and 186,982,889,528.70

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Solution

The fourth proportional to 617,348,126,007.54, 925,919,479,222.82 and 186,982,889,528.70 is: 280,443,225,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,348,126,007.54 : 925,919,479,222.82 = 186,982,889,528.70 : x
  2. Step 2: Convert to fraction form
    617,348,126,007.54/925,919,479,222.82 = 186,982,889,528.70/x
  3. Step 3: Cross multiply
    617,348,126,007.54x = 925,919,479,222.82 × 186,982,889,528.70
  4. Step 4: Simplify right side
    617,348,126,007.54x = 173,131,099,695,991,983,439,872
  5. Step 5: Solve for x
    x = 173,131,099,695,991,983,439,872/617,348,126,007.54
  6. Step 6: Final answer
    x = 280,443,225,470.94

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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.