Home / 659,584,003.60-989,376,005.40-228,762,499.60

Finding the Fourth Proportional to 659,584,003.60, 989,376,005.40 and 228,762,499.60

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Solution

The fourth proportional to 659,584,003.60, 989,376,005.40 and 228,762,499.60 is: 343,143,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,584,003.60 : 989,376,005.40 = 228,762,499.60 : x
  2. Step 2: Convert to fraction form
    659,584,003.60/989,376,005.40 = 228,762,499.60/x
  3. Step 3: Cross multiply
    659,584,003.60x = 989,376,005.40 × 228,762,499.60
  4. Step 4: Simplify right side
    659,584,003.60x = 226,332,128,039,567,072
  5. Step 5: Solve for x
    x = 226,332,128,039,567,072/659,584,003.60
  6. Step 6: Final answer
    x = 343,143,749.40

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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.