Home / 18,320,549,539.74-27,455,399,826.57-8,347,620,732.54

Finding the Fourth Proportional to 18,320,549,539.74, 27,455,399,826.57 and 8,347,620,732.54

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Solution

The fourth proportional to 18,320,549,539.74, 27,455,399,826.57 and 8,347,620,732.54 is: 12,509,846,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320,549,539.74 : 27,455,399,826.57 = 8,347,620,732.54 : x
  2. Step 2: Convert to fraction form
    18,320,549,539.74/27,455,399,826.57 = 8,347,620,732.54/x
  3. Step 3: Cross multiply
    18,320,549,539.74x = 27,455,399,826.57 × 8,347,620,732.54
  4. Step 4: Simplify right side
    18,320,549,539.74x = 229,187,264,812,450,840,576
  5. Step 5: Solve for x
    x = 229,187,264,812,450,840,576/18,320,549,539.74
  6. Step 6: Final answer
    x = 12,509,846,624.16

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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.