Home / 355,752,669.60-533,629,004.40-352,351,447.20

Finding the Fourth Proportional to 355,752,669.60, 533,629,004.40 and 352,351,447.20

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Solution

The fourth proportional to 355,752,669.60, 533,629,004.40 and 352,351,447.20 is: 528,527,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,752,669.60 : 533,629,004.40 = 352,351,447.20 : x
  2. Step 2: Convert to fraction form
    355,752,669.60/533,629,004.40 = 352,351,447.20/x
  3. Step 3: Cross multiply
    355,752,669.60x = 533,629,004.40 × 352,351,447.20
  4. Step 4: Simplify right side
    355,752,669.60x = 188,024,951,968,235,168
  5. Step 5: Solve for x
    x = 188,024,951,968,235,168/355,752,669.60
  6. Step 6: Final answer
    x = 528,527,170.80

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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.