Home / 352,429,040.70-486,323,604.23-203,759,742.74

Finding the Fourth Proportional to 352,429,040.70, 486,323,604.23 and 203,759,742.74

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Solution

The fourth proportional to 352,429,040.70, 486,323,604.23 and 203,759,742.74 is: 281,171,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,429,040.70 : 486,323,604.23 = 203,759,742.74 : x
  2. Step 2: Convert to fraction form
    352,429,040.70/486,323,604.23 = 203,759,742.74/x
  3. Step 3: Cross multiply
    352,429,040.70x = 486,323,604.23 × 203,759,742.74
  4. Step 4: Simplify right side
    352,429,040.70x = 99,093,172,482,843,968
  5. Step 5: Solve for x
    x = 99,093,172,482,843,968/352,429,040.70
  6. Step 6: Final answer
    x = 281,171,983.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.