Home / 659,606,495.10-989,409,742.65-228,784,991.10

Finding the Fourth Proportional to 659,606,495.10, 989,409,742.65 and 228,784,991.10

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Solution

The fourth proportional to 659,606,495.10, 989,409,742.65 and 228,784,991.10 is: 343,177,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,606,495.10 : 989,409,742.65 = 228,784,991.10 : x
  2. Step 2: Convert to fraction form
    659,606,495.10/989,409,742.65 = 228,784,991.10/x
  3. Step 3: Cross multiply
    659,606,495.10x = 989,409,742.65 × 228,784,991.10
  4. Step 4: Simplify right side
    659,606,495.10x = 226,362,099,166,433,536
  5. Step 5: Solve for x
    x = 226,362,099,166,433,536/659,606,495.10
  6. Step 6: Final answer
    x = 343,177,486.65

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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.