Home / 336,996,908.40-505,495,362.60-324,082,892.10

Finding the Fourth Proportional to 336,996,908.40, 505,495,362.60 and 324,082,892.10

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Solution

The fourth proportional to 336,996,908.40, 505,495,362.60 and 324,082,892.10 is: 486,124,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,996,908.40 : 505,495,362.60 = 324,082,892.10 : x
  2. Step 2: Convert to fraction form
    336,996,908.40/505,495,362.60 = 324,082,892.10/x
  3. Step 3: Cross multiply
    336,996,908.40x = 505,495,362.60 × 324,082,892.10
  4. Step 4: Simplify right side
    336,996,908.40x = 163,822,399,054,546,208
  5. Step 5: Solve for x
    x = 163,822,399,054,546,208/336,996,908.40
  6. Step 6: Final answer
    x = 486,124,338.15

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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.