Home / 89,861,308,546.07-124,012,503,913.26-49,763,287,934.58

Finding the Fourth Proportional to 89,861,308,546.07, 124,012,503,913.26 and 49,763,287,934.58

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Solution

The fourth proportional to 89,861,308,546.07, 124,012,503,913.26 and 49,763,287,934.58 is: 68,675,496,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,308,546.07 : 124,012,503,913.26 = 49,763,287,934.58 : x
  2. Step 2: Convert to fraction form
    89,861,308,546.07/124,012,503,913.26 = 49,763,287,934.58/x
  3. Step 3: Cross multiply
    89,861,308,546.07x = 124,012,503,913.26 × 49,763,287,934.58
  4. Step 4: Simplify right side
    89,861,308,546.07x = 6,171,269,939,723,786,780,672
  5. Step 5: Solve for x
    x = 6,171,269,939,723,786,780,672/89,861,308,546.07
  6. Step 6: Final answer
    x = 68,675,496,045.77

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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.