Home / 492,812,001.36-680,079,497.52-269,791,875.38

Finding the Fourth Proportional to 492,812,001.36, 680,079,497.52 and 269,791,875.38

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Solution

The fourth proportional to 492,812,001.36, 680,079,497.52 and 269,791,875.38 is: 372,312,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,812,001.36 : 680,079,497.52 = 269,791,875.38 : x
  2. Step 2: Convert to fraction form
    492,812,001.36/680,079,497.52 = 269,791,875.38/x
  3. Step 3: Cross multiply
    492,812,001.36x = 680,079,497.52 × 269,791,875.38
  4. Step 4: Simplify right side
    492,812,001.36x = 183,479,923,040,008,448
  5. Step 5: Solve for x
    x = 183,479,923,040,008,448/492,812,001.36
  6. Step 6: Final answer
    x = 372,312,205.33

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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.