Home / 419,493,285,450.80-578,899,645,079.56-234,093,050,509.14

Finding the Fourth Proportional to 419,493,285,450.80, 578,899,645,079.56 and 234,093,050,509.14

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Solution

The fourth proportional to 419,493,285,450.80, 578,899,645,079.56 and 234,093,050,509.14 is: 323,047,802,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,493,285,450.80 : 578,899,645,079.56 = 234,093,050,509.14 : x
  2. Step 2: Convert to fraction form
    419,493,285,450.80/578,899,645,079.56 = 234,093,050,509.14/x
  3. Step 3: Cross multiply
    419,493,285,450.80x = 578,899,645,079.56 × 234,093,050,509.14
  4. Step 4: Simplify right side
    419,493,285,450.80x = 135,516,383,855,332,688,920,576
  5. Step 5: Solve for x
    x = 135,516,383,855,332,688,920,576/419,493,285,450.80
  6. Step 6: Final answer
    x = 323,047,802,087.47

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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.