Home / 308,176,605.74-462,258,432.15-75,008,618.57

Finding the Fourth Proportional to 308,176,605.74, 462,258,432.15 and 75,008,618.57

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Solution

The fourth proportional to 308,176,605.74, 462,258,432.15 and 75,008,618.57 is: 112,511,351.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,176,605.74 : 462,258,432.15 = 75,008,618.57 : x
  2. Step 2: Convert to fraction form
    308,176,605.74/462,258,432.15 = 75,008,618.57/x
  3. Step 3: Cross multiply
    308,176,605.74x = 462,258,432.15 × 75,008,618.57
  4. Step 4: Simplify right side
    308,176,605.74x = 34,673,366,417,905,568
  5. Step 5: Solve for x
    x = 34,673,366,417,905,568/308,176,605.74
  6. Step 6: Final answer
    x = 112,511,351.52

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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.