Home / 296,690,415.20-445,035,622.80-204,857,410.40

Finding the Fourth Proportional to 296,690,415.20, 445,035,622.80 and 204,857,410.40

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Solution

The fourth proportional to 296,690,415.20, 445,035,622.80 and 204,857,410.40 is: 307,286,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,690,415.20 : 445,035,622.80 = 204,857,410.40 : x
  2. Step 2: Convert to fraction form
    296,690,415.20/445,035,622.80 = 204,857,410.40/x
  3. Step 3: Cross multiply
    296,690,415.20x = 445,035,622.80 × 204,857,410.40
  4. Step 4: Simplify right side
    296,690,415.20x = 91,168,845,222,559,200
  5. Step 5: Solve for x
    x = 91,168,845,222,559,200/296,690,415.20
  6. Step 6: Final answer
    x = 307,286,115.60

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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.