Home / 216,148,497,173.88-324,157,469,443.86-65,014,678,157.79

Finding the Fourth Proportional to 216,148,497,173.88, 324,157,469,443.86 and 65,014,678,157.79

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Solution

The fourth proportional to 216,148,497,173.88, 324,157,469,443.86 and 65,014,678,157.79 is: 97,502,382,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,148,497,173.88 : 324,157,469,443.86 = 65,014,678,157.79 : x
  2. Step 2: Convert to fraction form
    216,148,497,173.88/324,157,469,443.86 = 65,014,678,157.79/x
  3. Step 3: Cross multiply
    216,148,497,173.88x = 324,157,469,443.86 × 65,014,678,157.79
  4. Step 4: Simplify right side
    216,148,497,173.88x = 21,074,993,548,336,201,465,856
  5. Step 5: Solve for x
    x = 21,074,993,548,336,201,465,856/216,148,497,173.88
  6. Step 6: Final answer
    x = 97,502,382,963.05

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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.