Home / 6,469,133,912.89-9,678,169,109.62-4,899,762,075.13

Finding the Fourth Proportional to 6,469,133,912.89, 9,678,169,109.62 and 4,899,762,075.13

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Solution

The fourth proportional to 6,469,133,912.89, 9,678,169,109.62 and 4,899,762,075.13 is: 7,330,305,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,133,912.89 : 9,678,169,109.62 = 4,899,762,075.13 : x
  2. Step 2: Convert to fraction form
    6,469,133,912.89/9,678,169,109.62 = 4,899,762,075.13/x
  3. Step 3: Cross multiply
    6,469,133,912.89x = 9,678,169,109.62 × 4,899,762,075.13
  4. Step 4: Simplify right side
    6,469,133,912.89x = 47,420,725,960,010,760,192
  5. Step 5: Solve for x
    x = 47,420,725,960,010,760,192/6,469,133,912.89
  6. Step 6: Final answer
    x = 7,330,305,199.82

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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.