Home / 783,631,850.20-1,175,617,836.52-238,359,212.44

Finding the Fourth Proportional to 783,631,850.20, 1,175,617,836.52 and 238,359,212.44

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Solution

The fourth proportional to 783,631,850.20, 1,175,617,836.52 and 238,359,212.44 is: 357,590,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,631,850.20 : 1,175,617,836.52 = 238,359,212.44 : x
  2. Step 2: Convert to fraction form
    783,631,850.20/1,175,617,836.52 = 238,359,212.44/x
  3. Step 3: Cross multiply
    783,631,850.20x = 1,175,617,836.52 × 238,359,212.44
  4. Step 4: Simplify right side
    783,631,850.20x = 280,219,341,639,788,896
  5. Step 5: Solve for x
    x = 280,219,341,639,788,896/783,631,850.20
  6. Step 6: Final answer
    x = 357,590,546.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.