Home / 216,078,603.18-324,118,735.83-52,316,086.92

Finding the Fourth Proportional to 216,078,603.18, 324,118,735.83 and 52,316,086.92

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Solution

The fourth proportional to 216,078,603.18, 324,118,735.83 and 52,316,086.92 is: 78,474,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,078,603.18 : 324,118,735.83 = 52,316,086.92 : x
  2. Step 2: Convert to fraction form
    216,078,603.18/324,118,735.83 = 52,316,086.92/x
  3. Step 3: Cross multiply
    216,078,603.18x = 324,118,735.83 × 52,316,086.92
  4. Step 4: Simplify right side
    216,078,603.18x = 16,956,623,956,082,798
  5. Step 5: Solve for x
    x = 16,956,623,956,082,798/216,078,603.18
  6. Step 6: Final answer
    x = 78,474,331.59

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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.