Home / 12,608,026,124.34-18,912,075,089.16-3,644,945,047.61

Finding the Fourth Proportional to 12,608,026,124.34, 18,912,075,089.16 and 3,644,945,047.61

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Solution

The fourth proportional to 12,608,026,124.34, 18,912,075,089.16 and 3,644,945,047.61 is: 5,467,427,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608,026,124.34 : 18,912,075,089.16 = 3,644,945,047.61 : x
  2. Step 2: Convert to fraction form
    12,608,026,124.34/18,912,075,089.16 = 3,644,945,047.61/x
  3. Step 3: Cross multiply
    12,608,026,124.34x = 18,912,075,089.16 × 3,644,945,047.61
  4. Step 4: Simplify right side
    12,608,026,124.34x = 68,933,474,436,167,630,848
  5. Step 5: Solve for x
    x = 68,933,474,436,167,630,848/12,608,026,124.34
  6. Step 6: Final answer
    x = 5,467,427,950.76

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1.5x scale

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.