Home / 851,475,285.20-1,277,212,927.80-366,801,093.20

Finding the Fourth Proportional to 851,475,285.20, 1,277,212,927.80 and 366,801,093.20

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Solution

The fourth proportional to 851,475,285.20, 1,277,212,927.80 and 366,801,093.20 is: 550,201,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,475,285.20 : 1,277,212,927.80 = 366,801,093.20 : x
  2. Step 2: Convert to fraction form
    851,475,285.20/1,277,212,927.80 = 366,801,093.20/x
  3. Step 3: Cross multiply
    851,475,285.20x = 1,277,212,927.80 × 366,801,093.20
  4. Step 4: Simplify right side
    851,475,285.20x = 468,483,098,166,212,608
  5. Step 5: Solve for x
    x = 468,483,098,166,212,608/851,475,285.20
  6. Step 6: Final answer
    x = 550,201,639.80

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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.