Home / 36,359,920,915.54-54,491,665,895.55-18,672,884,191.06

Finding the Fourth Proportional to 36,359,920,915.54, 54,491,665,895.55 and 18,672,884,191.06

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Solution

The fourth proportional to 36,359,920,915.54, 54,491,665,895.55 and 18,672,884,191.06 is: 27,984,564,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359,920,915.54 : 54,491,665,895.55 = 18,672,884,191.06 : x
  2. Step 2: Convert to fraction form
    36,359,920,915.54/54,491,665,895.55 = 18,672,884,191.06/x
  3. Step 3: Cross multiply
    36,359,920,915.54x = 54,491,665,895.55 × 18,672,884,191.06
  4. Step 4: Simplify right side
    36,359,920,915.54x = 1,017,516,566,645,539,078,144
  5. Step 5: Solve for x
    x = 1,017,516,566,645,539,078,144/36,359,920,915.54
  6. Step 6: Final answer
    x = 27,984,564,900.71

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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.