Home / 585,724,269.39-808,297,274.32-321,410,685.66

Finding the Fourth Proportional to 585,724,269.39, 808,297,274.32 and 321,410,685.66

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Solution

The fourth proportional to 585,724,269.39, 808,297,274.32 and 321,410,685.66 is: 443,545,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,724,269.39 : 808,297,274.32 = 321,410,685.66 : x
  2. Step 2: Convert to fraction form
    585,724,269.39/808,297,274.32 = 321,410,685.66/x
  3. Step 3: Cross multiply
    585,724,269.39x = 808,297,274.32 × 321,410,685.66
  4. Step 4: Simplify right side
    585,724,269.39x = 259,795,381,156,300,352
  5. Step 5: Solve for x
    x = 259,795,381,156,300,352/585,724,269.39
  6. Step 6: Final answer
    x = 443,545,529.41

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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.