Home / 379,176,743,599.72-523,302,906,763.68-230,701,177,488.45

Finding the Fourth Proportional to 379,176,743,599.72, 523,302,906,763.68 and 230,701,177,488.45

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Solution

The fourth proportional to 379,176,743,599.72, 523,302,906,763.68 and 230,701,177,488.45 is: 318,391,353,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,176,743,599.72 : 523,302,906,763.68 = 230,701,177,488.45 : x
  2. Step 2: Convert to fraction form
    379,176,743,599.72/523,302,906,763.68 = 230,701,177,488.45/x
  3. Step 3: Cross multiply
    379,176,743,599.72x = 523,302,906,763.68 × 230,701,177,488.45
  4. Step 4: Simplify right side
    379,176,743,599.72x = 120,726,596,773,509,538,512,896
  5. Step 5: Solve for x
    x = 120,726,596,773,509,538,512,896/379,176,743,599.72
  6. Step 6: Final answer
    x = 318,391,353,930.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.