Home / 585,724,447.08-808,297,518.83-321,410,862.41

Finding the Fourth Proportional to 585,724,447.08, 808,297,518.83 and 321,410,862.41

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Solution

The fourth proportional to 585,724,447.08, 808,297,518.83 and 321,410,862.41 is: 443,545,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,724,447.08 : 808,297,518.83 = 321,410,862.41 : x
  2. Step 2: Convert to fraction form
    585,724,447.08/808,297,518.83 = 321,410,862.41/x
  3. Step 3: Cross multiply
    585,724,447.08x = 808,297,518.83 × 321,410,862.41
  4. Step 4: Simplify right side
    585,724,447.08x = 259,795,602,605,364,960
  5. Step 5: Solve for x
    x = 259,795,602,605,364,960/585,724,447.08
  6. Step 6: Final answer
    x = 443,545,772.93

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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.