Home / 333,992,735.94-459,275,545.28-289,863,120.94

Finding the Fourth Proportional to 333,992,735.94, 459,275,545.28 and 289,863,120.94

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Solution

The fourth proportional to 333,992,735.94, 459,275,545.28 and 289,863,120.94 is: 398,592,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,992,735.94 : 459,275,545.28 = 289,863,120.94 : x
  2. Step 2: Convert to fraction form
    333,992,735.94/459,275,545.28 = 289,863,120.94/x
  3. Step 3: Cross multiply
    333,992,735.94x = 459,275,545.28 × 289,863,120.94
  4. Step 4: Simplify right side
    333,992,735.94x = 133,127,042,926,281,072
  5. Step 5: Solve for x
    x = 133,127,042,926,281,072/333,992,735.94
  6. Step 6: Final answer
    x = 398,592,629.72

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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.