Home / 52,494,234,370.12-78,741,555,841.64-12,699,945,363.52

Finding the Fourth Proportional to 52,494,234,370.12, 78,741,555,841.64 and 12,699,945,363.52

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Solution

The fourth proportional to 52,494,234,370.12, 78,741,555,841.64 and 12,699,945,363.52 is: 19,049,967,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494,234,370.12 : 78,741,555,841.64 = 12,699,945,363.52 : x
  2. Step 2: Convert to fraction form
    52,494,234,370.12/78,741,555,841.64 = 12,699,945,363.52/x
  3. Step 3: Cross multiply
    52,494,234,370.12x = 78,741,555,841.64 × 12,699,945,363.52
  4. Step 4: Simplify right side
    52,494,234,370.12x = 1,000,013,457,027,387,097,088
  5. Step 5: Solve for x
    x = 1,000,013,457,027,387,097,088/52,494,234,370.12
  6. Step 6: Final answer
    x = 19,049,967,468.36

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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.