Home / 585,724,461.58-808,297,538.82-321,410,876.92

Finding the Fourth Proportional to 585,724,461.58, 808,297,538.82 and 321,410,876.92

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Solution

The fourth proportional to 585,724,461.58, 808,297,538.82 and 321,410,876.92 is: 443,545,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,724,461.58 : 808,297,538.82 = 321,410,876.92 : x
  2. Step 2: Convert to fraction form
    585,724,461.58/808,297,538.82 = 321,410,876.92/x
  3. Step 3: Cross multiply
    585,724,461.58x = 808,297,538.82 × 321,410,876.92
  4. Step 4: Simplify right side
    585,724,461.58x = 259,795,620,764,413,984
  5. Step 5: Solve for x
    x = 259,795,620,764,413,984/585,724,461.58
  6. Step 6: Final answer
    x = 443,545,792.95

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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.