Home / 622,972,034.60-934,458,051.90-259,419,151.40

Finding the Fourth Proportional to 622,972,034.60, 934,458,051.90 and 259,419,151.40

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Solution

The fourth proportional to 622,972,034.60, 934,458,051.90 and 259,419,151.40 is: 389,128,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,972,034.60 : 934,458,051.90 = 259,419,151.40 : x
  2. Step 2: Convert to fraction form
    622,972,034.60/934,458,051.90 = 259,419,151.40/x
  3. Step 3: Cross multiply
    622,972,034.60x = 934,458,051.90 × 259,419,151.40
  4. Step 4: Simplify right side
    622,972,034.60x = 242,416,314,842,795,168
  5. Step 5: Solve for x
    x = 242,416,314,842,795,168/622,972,034.60
  6. Step 6: Final answer
    x = 389,128,727.10

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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.