Home / 585,724,507.60-808,297,602.28-321,410,922.96

Finding the Fourth Proportional to 585,724,507.60, 808,297,602.28 and 321,410,922.96

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Solution

The fourth proportional to 585,724,507.60, 808,297,602.28 and 321,410,922.96 is: 443,545,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,724,507.60 : 808,297,602.28 = 321,410,922.96 : x
  2. Step 2: Convert to fraction form
    585,724,507.60/808,297,602.28 = 321,410,922.96/x
  3. Step 3: Cross multiply
    585,724,507.60x = 808,297,602.28 × 321,410,922.96
  4. Step 4: Simplify right side
    585,724,507.60x = 259,795,678,375,169,760
  5. Step 5: Solve for x
    x = 259,795,678,375,169,760/585,724,507.60
  6. Step 6: Final answer
    x = 443,545,856.46

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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.