Home / 416,709,403.68-575,069,535.60-228,545,188.64

Finding the Fourth Proportional to 416,709,403.68, 575,069,535.60 and 228,545,188.64

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Solution

The fourth proportional to 416,709,403.68, 575,069,535.60 and 228,545,188.64 is: 315,398,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,709,403.68 : 575,069,535.60 = 228,545,188.64 : x
  2. Step 2: Convert to fraction form
    416,709,403.68/575,069,535.60 = 228,545,188.64/x
  3. Step 3: Cross multiply
    416,709,403.68x = 575,069,535.60 × 228,545,188.64
  4. Step 4: Simplify right side
    416,709,403.68x = 131,429,375,494,819,200
  5. Step 5: Solve for x
    x = 131,429,375,494,819,200/416,709,403.68
  6. Step 6: Final answer
    x = 315,398,151.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.