Home / 848,733,693.63-1,273,100,834.88-381,849,849.96

Finding the Fourth Proportional to 848,733,693.63, 1,273,100,834.88 and 381,849,849.96

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Solution

The fourth proportional to 848,733,693.63, 1,273,100,834.88 and 381,849,849.96 is: 572,774,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,733,693.63 : 1,273,100,834.88 = 381,849,849.96 : x
  2. Step 2: Convert to fraction form
    848,733,693.63/1,273,100,834.88 = 381,849,849.96/x
  3. Step 3: Cross multiply
    848,733,693.63x = 1,273,100,834.88 × 381,849,849.96
  4. Step 4: Simplify right side
    848,733,693.63x = 486,133,362,782,878,720
  5. Step 5: Solve for x
    x = 486,133,362,782,878,720/848,733,693.63
  6. Step 6: Final answer
    x = 572,774,907.41

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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.