Home / 47,115,152,942.23-70,667,491,278.61-16,861,070,773.77

Finding the Fourth Proportional to 47,115,152,942.23, 70,667,491,278.61 and 16,861,070,773.77

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Solution

The fourth proportional to 47,115,152,942.23, 70,667,491,278.61 and 16,861,070,773.77 is: 25,289,731,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115,152,942.23 : 70,667,491,278.61 = 16,861,070,773.77 : x
  2. Step 2: Convert to fraction form
    47,115,152,942.23/70,667,491,278.61 = 16,861,070,773.77/x
  3. Step 3: Cross multiply
    47,115,152,942.23x = 70,667,491,278.61 × 16,861,070,773.77
  4. Step 4: Simplify right side
    47,115,152,942.23x = 1,191,529,571,853,417,578,496
  5. Step 5: Solve for x
    x = 1,191,529,571,853,417,578,496/47,115,152,942.23
  6. Step 6: Final answer
    x = 25,289,731,592.60

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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.