Home / 358,300,414.37-494,199,864.11-239,162,937.46

Finding the Fourth Proportional to 358,300,414.37, 494,199,864.11 and 239,162,937.46

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Solution

The fourth proportional to 358,300,414.37, 494,199,864.11 and 239,162,937.46 is: 329,874,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,300,414.37 : 494,199,864.11 = 239,162,937.46 : x
  2. Step 2: Convert to fraction form
    358,300,414.37/494,199,864.11 = 239,162,937.46/x
  3. Step 3: Cross multiply
    358,300,414.37x = 494,199,864.11 × 239,162,937.46
  4. Step 4: Simplify right side
    358,300,414.37x = 118,194,291,192,880,432
  5. Step 5: Solve for x
    x = 118,194,291,192,880,432/358,300,414.37
  6. Step 6: Final answer
    x = 329,874,838.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.