Home / 12,313,269,521.10-18,465,129,229.53-4,235,194,533.38

Finding the Fourth Proportional to 12,313,269,521.10, 18,465,129,229.53 and 4,235,194,533.38

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Solution

The fourth proportional to 12,313,269,521.10, 18,465,129,229.53 and 4,235,194,533.38 is: 6,351,149,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313,269,521.10 : 18,465,129,229.53 = 4,235,194,533.38 : x
  2. Step 2: Convert to fraction form
    12,313,269,521.10/18,465,129,229.53 = 4,235,194,533.38/x
  3. Step 3: Cross multiply
    12,313,269,521.10x = 18,465,129,229.53 × 4,235,194,533.38
  4. Step 4: Simplify right side
    12,313,269,521.10x = 78,203,414,370,977,841,152
  5. Step 5: Solve for x
    x = 78,203,414,370,977,841,152/12,313,269,521.10
  6. Step 6: Final answer
    x = 6,351,149,403.25

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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.