Home / 13,379,056,023.07-18,463,582,732.10-7,664,444,903.92

Finding the Fourth Proportional to 13,379,056,023.07, 18,463,582,732.10 and 7,664,444,903.92

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Solution

The fourth proportional to 13,379,056,023.07, 18,463,582,732.10 and 7,664,444,903.92 is: 10,577,212,049.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379,056,023.07 : 18,463,582,732.10 = 7,664,444,903.92 : x
  2. Step 2: Convert to fraction form
    13,379,056,023.07/18,463,582,732.10 = 7,664,444,903.92/x
  3. Step 3: Cross multiply
    13,379,056,023.07x = 18,463,582,732.10 × 7,664,444,903.92
  4. Step 4: Simplify right side
    13,379,056,023.07x = 141,513,112,579,227,811,840
  5. Step 5: Solve for x
    x = 141,513,112,579,227,811,840/13,379,056,023.07
  6. Step 6: Final answer
    x = 10,577,212,049.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.