Home / 329,690,284.20-494,535,426.30-207,007,129.35

Finding the Fourth Proportional to 329,690,284.20, 494,535,426.30 and 207,007,129.35

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Solution

The fourth proportional to 329,690,284.20, 494,535,426.30 and 207,007,129.35 is: 310,510,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,690,284.20 : 494,535,426.30 = 207,007,129.35 : x
  2. Step 2: Convert to fraction form
    329,690,284.20/494,535,426.30 = 207,007,129.35/x
  3. Step 3: Cross multiply
    329,690,284.20x = 494,535,426.30 × 207,007,129.35
  4. Step 4: Simplify right side
    329,690,284.20x = 102,372,358,960,241,488
  5. Step 5: Solve for x
    x = 102,372,358,960,241,488/329,690,284.20
  6. Step 6: Final answer
    x = 310,510,694.03

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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.