Home / 52,494,234,369.12-78,741,555,840.14-12,699,945,362.52

Finding the Fourth Proportional to 52,494,234,369.12, 78,741,555,840.14 and 12,699,945,362.52

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Solution

The fourth proportional to 52,494,234,369.12, 78,741,555,840.14 and 12,699,945,362.52 is: 19,049,967,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494,234,369.12 : 78,741,555,840.14 = 12,699,945,362.52 : x
  2. Step 2: Convert to fraction form
    52,494,234,369.12/78,741,555,840.14 = 12,699,945,362.52/x
  3. Step 3: Cross multiply
    52,494,234,369.12x = 78,741,555,840.14 × 12,699,945,362.52
  4. Step 4: Simplify right side
    52,494,234,369.12x = 1,000,013,456,929,532,018,688
  5. Step 5: Solve for x
    x = 1,000,013,456,929,532,018,688/52,494,234,369.12
  6. Step 6: Final answer
    x = 19,049,967,466.86

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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.