Home / 2,189,758,960.75-3,021,804,914.43-1,285,500,354.61

Finding the Fourth Proportional to 2,189,758,960.75, 3,021,804,914.43 and 1,285,500,354.61

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Solution

The fourth proportional to 2,189,758,960.75, 3,021,804,914.43 and 1,285,500,354.61 is: 1,773,953,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,758,960.75 : 3,021,804,914.43 = 1,285,500,354.61 : x
  2. Step 2: Convert to fraction form
    2,189,758,960.75/3,021,804,914.43 = 1,285,500,354.61/x
  3. Step 3: Cross multiply
    2,189,758,960.75x = 3,021,804,914.43 × 1,285,500,354.61
  4. Step 4: Simplify right side
    2,189,758,960.75x = 3,884,531,289,062,005,248
  5. Step 5: Solve for x
    x = 3,884,531,289,062,005,248/2,189,758,960.75
  6. Step 6: Final answer
    x = 1,773,953,827.20

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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.